INFO: task kworker/0:2:47 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/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:833d4800 r4:833d4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:833d4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e31dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:833d4800 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:ed6c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85dbcf8c r4:85dbcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85dbcf8c r4:83366d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:833d4800 r8:83366d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:83366d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83366d00 r8:80287e08 r7:df83de60 r6:83366d80 r5:833d4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf921fb0 to 0xdf921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83369540 INFO: task kworker/0:2:47 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d6a3d000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/1:2:95 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:95 tgid:95 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df991d84 r8:00000002 r7:60000113 r6:df991d8c r5:83b43c00 r4:83b43c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b43c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df991e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b43c00 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:dfb07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b05b8c r4:84b05800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b05b8c r4:83999600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b43c00 r8:8399962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83999600 r8:80287e08 r7:df879e60 r6:83886900 r5:83b43c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf991fb0 to 0xdf991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8399bac0 INFO: task kworker/1:2:95 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7208000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/1:3:111 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/1:3 state:D stack:0 pid:111 tgid:111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df999d84 r8:00000002 r7:60000113 r6:df999d8c r5:83800c00 r4:83800c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83800c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df999e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83800c00 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:eae6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555ff8c r4:8555fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555ff8c r4:83999b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83800c00 r8:83999bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83999b80 r8:80287e08 r7:df991e60 r6:83886980 r5:83800c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf999fb0 to 0xdf999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:839e5600 INFO: task kworker/1:3:111 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d75d5000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/0:5:3123 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/0:5 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:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83803c00 r4:83803c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83803c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83803c00 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:df965000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b78b8c r4:84b78800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b78b8c r4:84739e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83803c00 r8:84739eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739e80 r8:80287e08 r7:df845e60 r6:84739080 r5:83803c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:845b2040 INFO: task kworker/0:5:3123 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7a1c000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/0:6:3124 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:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:83801800 r4:83801800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83801800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df881e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83801800 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:e04f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fd38c r4:848fd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fd38c r4:84739600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83801800 r8:8473962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739600 r8:80287e08 r7:df9c5e60 r6:84739200 r5:83801800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf881fb0 to 0xdf881ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2040 INFO: task kworker/0:6:3124 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/1:1:3125 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/1:1 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83b59800 r4:83b59800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b59800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563afc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b59800 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:eb46b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85576f8c r4:85576c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85576f8c r4:847d6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b59800 r8:847d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847d6c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847d6c00 r8:80287e08 r7:df991e60 r6:847d6c80 r5:83b59800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9ddfb0 to 0xdf9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84793140 INFO: task kworker/1:1:3125 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/0:7:3126 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/0:7 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:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:83b5d400 r4:83b5d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:847e03c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b5d400 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:e075d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9638c r4:84b96000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9638c r4:838ff880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b5d400 r8:838ff8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:838ff880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838ff880 r8:80287e08 r7:df881e60 r6:847d6d00 r5:83b5d400 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 r4:845b2040 INFO: task kworker/0:7:3126 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/1:4:3127 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/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000013 r6:df9e5d8c r5:83b5b000 r4:83b5b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85574b8c r4:85574800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85574b8c r4:847d6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b5b000 r8:847d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847d6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847d6d80 r8:80287e08 r7:df9dde60 r6:847d6e00 r5:83b5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84793140 INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/0:8:3131 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/0:8 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:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:83bac800 r4:83bac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dfc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bac800 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:e06a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85041f8c r4:85041c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85041f8c r4:838ff080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bac800 r8:838ff0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:838ff080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838ff080 r8:80287e08 r7:df9e1e60 r6:847d6e80 r5:83bac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa01fb0 to 0xdfa01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b23c0 INFO: task kworker/0:8:3131 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 INFO: task kworker/0:9:3132 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/0:9 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:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83ba8000 r4:83ba8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83ba8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83ba8000 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:e0711000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9578c r4:84b95400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9578c r4:830cc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83ba8000 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc300 r8:80287e08 r7:dfa01e60 r6:847d6f00 r5:83ba8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa05fb0 to 0xdfa05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:845b2540 INFO: task kworker/0:9:3132 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d8f58000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3133 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/0:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83bae000 r4:83bae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83bae000 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:dfb2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b95b8c r4:84b95800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b95b8c 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 r9:83bae000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfa01e60 r6:847d6f80 r5:83bae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa09fb0 to 0xdfa09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2540 INFO: task kworker/0:10:3133 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: d9609000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3137 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/0:11 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83b5e000 r4:83b5e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b5e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab91000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fdf8c r4:848fdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fdf8c r4:830cc100 [<80287208>] (process_one_work) from [<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 r9:830cc100 r8:80287e08 r7:dfa01e60 r6:847d6b00 r5:83b5e000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) 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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r5:851a578c r4:851a5400 5fa0: 00000000 00000000 00000000 00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000001 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:83bab000 r4:83bab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aba80 r4:00000000 r9:83018005 r8:83bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 r10:61c88647 r9:83bab000 r8:830cc42c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:14:3142 blocked for more than 450 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:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83bad400 r4:83bad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r5:851a6b8c r4:851a6800 r7:dddced80 r6:83018000 r5:851a6b8c r4:830cc380 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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:83ba8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<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) Exception stack(0xdfa49fb0 to 0xdfa49ff8) 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 r4:849f2c80 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ed38c r4:851ed000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ed38c r4:830b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83bea400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:845b2e80 5d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 "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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:00000001 Workqueue: events bpf_prog_free_deferred r4:83b43000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b43000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83b43000 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:dfa3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:83b43000 r8:830b872c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:19:3151 blocked for more than 450 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) r4:830b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8580 r8:80287e08 r7:dfa39e60 r6:8461ad00 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa69fb0 to 0xdfa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425e0c0 INFO: task kworker/0:19:3151 is blocked on a mutex likely owned by task kworker/1:220:3685. 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) Exception stack(0xe0165fb0 to 0xe0165ff8) r5:84066000 r4:8291a680 r5:00001000 r4:e050f000 r5:853e8f8c r4:853e8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e8f8c r4:8461a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84066000 r8:8461a1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8461a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8461a180 r8:80287e08 r7:dfa69e60 r6:83c58a80 r5:84066000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84060000 [<804e77f0>] (_vm_unmap_aliases) 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 r9:84060000 r8:8442a02c r7:82804d40 r6:dddced80 r5:dddceda0 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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:00000000 r9:8442a100 r8:80287e08 r7:dfa81e60 r6:847d6800 r5:8406e000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dbeaa000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:849f2c80 Not tainted 6.15.0-rc7-syzkaller #0 [<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) Exception stack(0xe0165d28 to 0xe0165d70) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84068000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:00000001 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3164 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/0:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:8406b000 r4:8406b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8406b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred 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) Exception stack(0xe0165d28 to 0xe0165d70) r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 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) r10:00000000 r9:847d6380 r8:80287e08 r7:df9dde60 r6:847d6300 r5:83b92400 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84774780 INFO: task kworker/1:5:3172 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dcde6000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:83b90c00 r8:847d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0165d28 to 0xe0165d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:7:3176 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/1:7 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:8393bc00 r5:856ad38c r4:856ad000 r10:00000000 r9:847d6280 r8:80287e08 r7:dfaf1e60 r6:847d6080 r5:8393bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0165fb0 to 0xe0165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:847d6000 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:83938c00 r8:8442a4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8425ef00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: ddf66000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:e0165dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b39800 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:dffd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848bff8c r4:848bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83939800 r4:83939800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83939800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83939800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84774f80 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0165d28 to 0xe0165d70) r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) INFO: task kworker/1:10:3183 blocked for more than 451 seconds. r5:83238000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 r5:85854b8c r4:85854800 Exception stack(0xdfb19fb0 to 0xdfb19ff8) Exception stack(0xe0165d28 to 0xe0165d70) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3185 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/1:11 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c 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:dfb25e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb79b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85855f8c r4:85855c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85855f8c r4:83886800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8388682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83886800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83886800 r8:80287e08 r7:dfb19e60 r6:8442a580 r5:83243c00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:e0165dc0 [<80287208>] (process_one_work) 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 r5:00001000 r4:ec64f000 r4:83886480 task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 task:kworker/1:13 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:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83242400 r4:83242400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85993800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83242400 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:eba95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:8581e38c r4:83999480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83242400 r8:839994ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83999480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) 5d20: df255000 dffab000 00000001 80239b98 7f8d5000 00000001 r4:849f2c80 INFO: task kworker/1:14:3191 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/1:14 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:83bec800 r4:83bec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83bec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:844a4b8c r4:844a4800 r10:61c88647 r9:83bec800 r8:8477202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r4:e0165dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84790c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3192 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. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85aa638c r4:85aa6000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 r4:00000001 task:kworker/1:16 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:ec9c1000 r4:84772100 task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 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) r5:844a538c r4:844a5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a538c r4:84772180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8490a400 r8:847721ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772180 r8:80287e08 r7:dfb59e60 r6:8442a880 r5:8490a400 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 r4:847e3680 INFO: task kworker/1:17:3197 is blocked on a mutex likely owned by task kworker/1:220:3685. task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0165d28 to 0xe0165d70) 5d20: dfb9d000 dffab000 00000001 80239b98 7f8d5000 00000001 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:dffd9000 r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 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 r8:84908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r5:85a4d78c r4:85a4d400 r7:ddde2d80 r6:83018200 r5:85a4d78c r4:84772200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84908c00 r8:8477222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772200 r8:80287e08 r7:dfb59e60 r6:8442a900 r5:84908c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb79fb0 to 0xdfb79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e3680 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c05000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84909800 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:ecd8f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a6938c r4:85a69000 r10:61c88647 r9:84909800 r8:847722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0171d28 to 0xe0171d70) r5:00001000 r4:e0027000 r4:00000001 Workqueue: events bpf_prog_free_deferred r4:00000000 r7:ddde2d80 r6:83018200 r5:85a6878c r4:84772300 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 1fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 r7:ddde2d80 r6:83018200 r5:85a69b8c r4:84772380 r4:847e3d40 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3207 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:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:8490d400 r4:00000000 r5:85c9e38c r4:85c9e000 r10:00000000 r9:84772400 r8:80287e08 r7:dfba9e60 r6:8442ab00 r5:8490d400 1d60: 80230ad0 80239bb0 800f0013 ffffffff [<80287208>] (process_one_work) 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 r4:00000000 r7:ddde2d80 r6:83018200 r5:85c9df8c r4:84772480 r4:847e3e00 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3210 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/0:29 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:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:8490ec00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85d0af8c r4:85d0ac00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:85c9eb8c r4:85c9e800 r10:00000000 r9:84772500 r8:80287e08 r7:dfbade60 r6:8442ad00 r5:844d0c00 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:844d1800 r4:00000000 r5:85c9f38c r4:85c9f000 r10:61c88647 r9:844d1800 r8:847725ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772580 r8:80287e08 r7:dfbcde60 r6:8442ad80 r5:844d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b5940 INFO: task kworker/1:25:3214 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8143c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<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. [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) Exception stack(0xe0171d28 to 0xe0171d70) r5:00001000 r4:e0027000 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bf6cc0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171d28 to 0xe0171d70) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3222 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. [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c9fb8c r4:85c9f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:842ee080 r5:847e8000 r4:8291a680 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_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) r5:85ca078c r4:85ca0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca078c r4:84772a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847e8c00 r8:84772aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84772a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84772a80 r8:80287e08 r7:dfbf9e60 r6:84772b00 r5:847e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc01fb0 to 0xdfc01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477c680 INFO: task kworker/1:30:3226 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 82857000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:00000000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:847e9800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<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) r5:85dbd78c r4:85dbd400 r4:8442ae00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:847eb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 r5:84b0438c r4:84b04000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_aliases) 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 r9:847ebc00 r8:84772eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1d20: 83a4e000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:847ec800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85ca3f8c r4:85ca3c00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:82ac21e4 r5:84b0438c r4:84b04000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000001 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:36:3238 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/1:36 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:847eec00 r4:847eec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847eec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:847de100 r8:80287e08 r7:dfc3de60 r6:847de180 r5:847eec00 1d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:37:3240 blocked for more than 451 seconds. r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca038c r4:847de200 r4:847dc300 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:849f2f80 INFO: task kworker/1:38:3243 blocked for more than 451 seconds. r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca2b8c r4:847de280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de280 r8:80287e08 r7:dfc51e60 r6:8442af00 r5:844d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc65fb0 to 0xdfc65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:847dc180 INFO: task kworker/1:38:3243 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 849bd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c13f00 r10:61c88647 r9:844d4800 r8:847de32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 task:kworker/1:40 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85ca238c r4:85ca2000 r10:61c88647 r9:844d6c00 r8:847de3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847de380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de380 r8:80287e08 r7:dfc7de60 r6:8442a400 r5:844d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc81fb0 to 0xdfc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847dc380 INFO: task kworker/1:40:3247 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 852fc000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<80287208>] (process_one_work) 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 r4:00000000 r5:85ca178c r4:85ca1400 r10:00000000 r9:847de400 r8:80287e08 r7:dfc81e60 r6:844d8000 r5:844d2400 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r5:84b0438c r4:84b04000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804e77f0>] (_vm_unmap_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:ddde2d80 r6:83018200 r5:85ca1f8c r4:847de480 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r4:00000000 r7:ddde2d80 r6:83018200 r5:85ca1b8c r4:847de500 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:44:3255 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/1:44 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ca138c r4:85ca1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:45:3256 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/1:45 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:83238c00 r4:83238c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83238c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) r10:61c88647 r9:83238c00 r8:847de62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r4:e0171dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<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:ed2eb000 r10:61c88647 r9:8490b000 r8:847de6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 r7:ddde2d80 r6:83018200 r5:85cb038c r4:847de700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496a400 r8:847de72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847de700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847de700 r8:80287e08 r7:dfa15e60 r6:847de780 r5:8496a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc55fb0 to 0xdfc55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:847dcec0 INFO: task kworker/1:47:3262 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 866ed000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) INFO: task kworker/1:48:3263 blocked for more than 451 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) r5:844a678c r4:844a6400 r4:847de800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) task:kworker/1:49 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85cb078c r4:85cb0400 r10:61c88647 r9:8496bc00 r8:847de92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:50:3268 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/1:50 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84968c00 r4:84968c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84968c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85d4d340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:85cb138c r4:85cb1000 r10:00000000 r9:847dea00 r8:80287e08 r7:dfaa1e60 r6:847dea80 r5:84968c00 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:51 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:8496c800 r4:8496c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed551000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb0b8c r4:85cb0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb0b8c r4:847deb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496c800 r8:847deb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847deb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847deb00 r8:80287e08 r7:dfa4de60 r6:847deb80 r5:8496c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:845d51c0 INFO: task kworker/1:51:3269 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 87925000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:52:3272 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/1:52 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8496d400 r4:8496d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496d400 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:dfb9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb0f8c r4:85cb0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb0f8c r4:847dec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496d400 r8:847dec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847dec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847dec00 r8:80287e08 r7:dfa4de60 r6:847dec80 r5:8496d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc35fb0 to 0xdfc35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:845d51c0 INFO: task kworker/1:52:3272 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0171dc0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 r4:849f2f80 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:53:3274 blocked for more than 451 seconds. Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:8496e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8496e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85d4dc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496e000 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:ed039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb1f8c r4:85cb1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb1f8c r4:847ded00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496e000 r8:847ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847ded00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847ded00 r8:80287e08 r7:dfa4de60 r6:847ded80 r5:8496e000 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 r4:845d57c0 INFO: task kworker/1:53:3274 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 Exception stack(0xe0171fb0 to 0xe0171ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8496ec00 [<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 r5:85d4da40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8496ec00 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:ecffb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb178c r4:85cb1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb178c r4:847dee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8496ec00 r8:847dee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847dee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847dee00 r8:80287e08 r7:dfaa9e60 r6:847dee80 r5:8496ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa29fb0 to 0xdfa29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d57c0 INFO: task kworker/1:54:3275 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:55:3278 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/1:55 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:84969800 [<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) r5:00001000 r4:ed053000 r5:85cf638c r4:85cf6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84969800 r8:847def2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d5b40 INFO: task kworker/1:55:3278 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:56:3280 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/1:56 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:84968000 r4:84968000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84968000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4dd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85cb238c r4:85cb2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb238c r4:844dd000 r10:00000000 r9:844dd000 r8:80287e08 r7:dfab9e60 r6:844dd080 r5:84968000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:e0171dc0 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:57:3282 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/1:57 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:847ed400 r4:847ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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 r5:85cb2b8c r4:85cb2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:847dcfc0 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 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) r5:00001000 r4:ed1ad000 r5:85cf738c r4:85cf7000 r7:ddde2d80 r6:83018200 r5:85cf738c r4:844dd200 r4:00000001 r4:845d5280 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:59:3287 blocked for more than 451 seconds. [<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) r5:85cb278c r4:85cb2400 r10:61c88647 r9:8499a400 r8:844dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd300 r8:80287e08 r7:dfcb5e60 r6:844dd380 r5:8499a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcbdfb0 to 0xdfcbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:59:3287 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:842ee080 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84998c00 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:ec933000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb2f8c r4:85cb2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb2f8c r4:844dd400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844dd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd400 r8:80287e08 r7:dfcb5e60 r6:844dd480 r5:84998c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:60:3288 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) task:kworker/1:61 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcc9d84 r8:00000002 r7:60000013 r6:dfcc9d8c 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:dfcc9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84999800 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:ecefd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb3b8c r4:85cb3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb3b8c r4:844dd500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844dd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd500 r8:80287e08 r7:dfcc1e60 r6:844dd580 r5:84999800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac140 INFO: task kworker/1:61:3290 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8a780000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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 r5:842ee0c0 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 r5:85cb338c r4:85cb3000 Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:63:3294 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/1:63 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c 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:dfcd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499b000 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:ed2a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:844a6f8c r4:844a6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a6f8c r4:844dd700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844dd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd700 r8:80287e08 r7:dfcc9e60 r6:844dd780 r5:8499b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ac100 INFO: task kworker/1:63:3294 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8a94c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:842ee0c0 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:64:3296 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/1:64 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:8499e000 r4:8499e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499e000 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:ed293000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cb3f8c r4:85cb3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cb3f8c r4:844dd800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844dd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd800 r8:80287e08 r7:dfcd9e60 r6:844dd880 r5:8499e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfce9fb0 to 0xdfce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849acb80 INFO: task kworker/1:64:3296 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 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(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:65:3300 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/1:65 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:845a0000 r4:845a0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845a0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845a0000 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:ed2d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:844a6b8c r4:844a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:844a6b8c r4:844dd900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845a0000 r8:844dd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd900 r8:80287e08 r7:dfcd9e60 r6:844d8480 r5:845a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:66:3302 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/1:66 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfce5d84 r8:00000002 r7:60000013 r6:dfce5d8c 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:dfce5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8499ec00 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:ebb4f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9e78c r4:85c9e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9e78c r4:844dd980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844dd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dd980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dd980 r8:80287e08 r7:dfcf9e60 r6:844dda00 r5:8499ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:67:3304 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. Call trace: [<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) r5:00001000 r4:ed415000 r5:85d0a78c r4:85d0a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d0a78c r4:844dda80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac8c00 r8:844ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dda80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dda80 r8:80287e08 r7:dfce5e60 r6:844ddb00 r5:84ac8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd0dfb0 to 0xdfd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849acf40 INFO: task kworker/1:67:3304 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:68:3306 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/1:68 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:84aca400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:84aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:85cbc78c r4:85cbc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbc78c r4:844ddb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84aca400 r8:844ddbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844ddb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844ddb80 r8:80287e08 r7:dfce5e60 r6:844ddc00 r5:84aca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd1dfb0 to 0xdfd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:844df340 INFO: task kworker/1:68:3306 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:69:3308 blocked for more than 452 seconds. r4:84ac9800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:85cbc38c r4:85cbc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ac9800 r8:844ddcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xdfd09fb0 to 0xdfd09ff8) r4:844df140 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:70:3310 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/1:70 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:84acbc00 r4:84acbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84acbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85cbcb8c r4:85cbc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbcb8c r4:844ddd80 r10:61c88647 r9:84acbc00 r8:844dddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:71:3312 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/1:71 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd39d84 r8:00000002 r7:60000113 r6:dfd39d8c r5:84ac8000 r4:84ac8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ac8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 r5:85cbd38c r4:85cbd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbd38c r4:844dde80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ac8000 r8:844ddeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dde80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dde80 r8:80287e08 r7:dfd29e60 r6:844ddf00 r5:84ac8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd39fb0 to 0xdfd39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:844df6c0 INFO: task kworker/1:71:3312 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:72:3313 blocked for more than 452 seconds. task:kworker/1:72 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:84acb000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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) r9:83018205 r8:84acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cbcf8c r4:85cbcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cbcf8c r4:844ddf80 r10:61c88647 r9:84acb000 r8:844ddfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:844ddf80 r8:80287e08 r7:dfd39e60 r6:844db000 r5:84acb000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd3dfb0 to 0xdfd3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:844df980 INFO: task kworker/1:72:3313 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8cb16000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e0131d84 r8:00000002 r7:60000013 r6:e0131d8c r5:84b4a400 [<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) r5:84b7938c r4:84b79000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b4a400 r8:84811d2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 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:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:66:3666 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/0:66 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e012dd84 r8:00000002 r7:60000013 r6:e012dd8c r5:84b4b000 r4:84b4b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<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 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b78f8c r4:84b78c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84811e00 Exception stack(0xe012dfb0 to 0xe012dff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:222:3689 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/1:222 state:D stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0175d84 r8:00000002 r7:60000113 r6:e0175d8c r5:84b3bc00 r4:84b3bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0175e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 INFO: task kworker/1:222:3689 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8d193000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84b3d400 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 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 INFO: task kworker/1:224:3693 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:225:3695 blocked for more than 452 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e017dd84 r8:00000002 r7:60000113 r6:e017dd8c r5:84b3e000 r4:84b3e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e017de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3e000 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:e005d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04f8c r4:84b04c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04f8c r4:84aec100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3e000 r8:84aec12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec100 r8:80287e08 r7:e0179e60 r6:84aec180 r5:84b3e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee300 INFO: task kworker/1:225:3695 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:226 state:D stack:0 pid:3697 tgid:3697 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0189d84 r8:00000002 r7:60000113 r6:e0189d8c r5:84b3ec00 r4:84b3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0189e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<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) r7:ddde2d80 r6:83018200 r5:84b06b8c r4:84aec200 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:84888000 r5:84888000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9540 r5:00001000 r4:dfa3d000 r5:84b7978c r4:84b79400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7978c r4:84811f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888000 r8:84811fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84811f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84811f80 r8:80287e08 r7:e0131e60 r6:84aec300 r5:84888000 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 r4:84ae93c0 INFO: task kworker/0:67:3702 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:68:3704 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/0:68 state:D stack:0 pid:3704 tgid:3704 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e049dd84 r8:00000002 r7:60000013 r6:e049dd8c r5:84888c00 r4:84888c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84888c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84888c00 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) r5:84b79b8c r4:84b79800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b79b8c r4:84813000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84888c00 r8:8481302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813000 r8:80287e08 r7:e0499e60 r6:84aec380 r5:84888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe049dfb0 to 0xe049dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84ae94c0 INFO: task kworker/0:68:3704 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:227:3705 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/1:227 state:D stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a1d84 r8:00000002 r7:60000113 r6:e04a1d8c r5:8488a400 r4:8488a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8488a400 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:dfcc5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7a38c r4:84b7a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b7a38c r4:84aec400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488a400 r8:84aec42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec400 r8:80287e08 r7:e0189e60 r6:84aec480 r5:8488a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a1fb0 to 0xe04a1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842eeac0 INFO: task kworker/1:227:3705 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:69:3706 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/0:69 state:D stack:0 pid:3706 tgid:3706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0191d84 r8:00000002 r7:60000113 r6:e0191d8c r5:84b4ec00 r4:84b4ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0191e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b4ec00 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:dfabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b79f8c r4:84b79c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b79f8c r4:84813080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4ec00 r8:848130ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813080 r8:80287e08 r7:e049de60 r6:84813100 r5:84b4ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0191fb0 to 0xe0191ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9940 INFO: task kworker/0:69:3706 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:70:3708 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/0:70 state:D stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e018dd84 r8:00000002 r7:60000013 r6:e018dd8c r5:84b4e000 r4:84b4e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b4e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e018de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b4e000 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:dfceb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7a78c r4:84b7a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7a78c r4:84813180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b4e000 r8:848131ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813180 r8:80287e08 r7:e0191e60 r6:84813200 r5:84b4e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe018dfb0 to 0xe018dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84ae9700 INFO: task kworker/0:70:3708 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:71:3711 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/0:71 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a5d84 r8:00000002 r7:60000113 r6:e04a5d8c r5:8488bc00 r4:8488bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488bc00 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:dfd0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7ab8c r4:84b7a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7ab8c r4:84813280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488bc00 r8:848132ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813280 r8:80287e08 r7:e018de60 r6:84aec500 r5:8488bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a5fb0 to 0xe04a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84ae9dc0 INFO: task kworker/0:71:3711 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:228 state:D stack:0 pid:3713 tgid:3713 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04a9d84 r8:00000002 r7:60000113 r6:e04a9d8c r5:8488c800 r4:8488c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e94c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8488c800 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:dff6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0578c r4:84b05400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0578c r4:84aec580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488c800 r8:84aec5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec580 r8:80287e08 r7:e0189e60 r6:84aec600 r5:8488c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04a9fb0 to 0xe04a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842eed00 INFO: task kworker/1:228:3713 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:72:3714 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/0:72 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:e04add84 r8:00000002 r7:60000013 r6:e04add8c r5:8488d400 r4:8488d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488d400 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:dfd6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7b78c r4:84b7b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7b78c r4:84813300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488d400 r8:8481332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813300 r8:80287e08 r7:e04a5e60 r6:84aec680 r5:8488d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04adfb0 to 0xe04adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84ae9bc0 INFO: task kworker/0:72:3714 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:73:3716 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/0:73 state:D stack:0 pid:3716 tgid:3716 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: r5:8488e000 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 r5:84ae9e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488e000 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:dfd2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7af8c r4:84b7ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7af8c r4:84813380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488e000 r8:848133ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813380 r8:80287e08 r7:e04ade60 r6:84aec700 r5:8488e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04b1fb0 to 0xe04b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae9b80 INFO: task kworker/0:73:3716 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/0:74:3717 blocked for more than 452 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:e04b5d84 r8:00000002 r7:60000113 r6:e04b5d8c r5:8488ec00 r4:8488ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8488ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8488ec00 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:dfd4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7b38c r4:84b7b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7b38c r4:84813400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8488ec00 r8:8481342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813400 r8:80287e08 r7:e04ade60 r6:84aec780 r5:8488ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04b5fb0 to 0xe04b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84ae9b80 INFO: task kworker/0:74:3717 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r4:e0171dc0 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:75:3720 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/0:75 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04c1d84 r8:00000002 r7:60000113 r6:e04c1d8c r5:84b3b000 r4:84b3b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b3b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b3b000 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:dfd93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b7bb8c r4:84b7b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7bb8c r4:84813480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3b000 r8:848134ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:84ae9b80 [<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 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) "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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8488b000 r8:8481352c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/0:77:3723 blocked for more than 452 seconds. r4:84889800 r4:00000000 r4:00000000 r5:84b7bf8c r4:84b7bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b7bf8c r4:84813580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84889800 r8:848135ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813580 r8:80287e08 r7:e04c5e60 r6:84aec900 r5:84889800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04c9fb0 to 0xe04c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1100 INFO: task kworker/0:77:3723 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 91450000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:84b8038c r4:84b80000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:84af1340 r4:00000000 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 1fe0: 00000000 00000000 00000000 00000000 00000013 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:e04d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84890c00 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:dff1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8078c r4:84b80400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8078c r4:84813680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84890c00 r8:848136ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813680 r8:80287e08 r7:e04cde60 r6:84aeca00 r5:84890c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b0538c r4:84813700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84891800 r8:8481372c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813700 r8:80287e08 r7:e04d1e60 r6:84aeca80 r5:84891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04d5fb0 to 0xe04d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84af15c0 INFO: task kworker/0:80:3730 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 91d80000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/0:81:3732 blocked for more than 452 seconds. r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84892400 r8:848137ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:842ee080 r10:8291a684 r9:e04ddd84 r8:00000002 r7:60000113 r6:e04ddd8c r5:84893000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84893000 r8:8481382c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r5:00001000 r4:e0027000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af18c0 r10:61c88647 r9:84893c00 r8:848138ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92842000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:229:3737 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/1:229 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04e1d84 r8:00000002 r7:60000113 r6:e04e1d8c r5:84894800 r4:84894800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84894800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r8:84894800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:84b05f8c r4:84b05c00 r4:00000001 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 Exception stack(0xe0171fb0 to 0xe0171ff8) Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b8138c r4:84b81000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8138c r4:84813900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84895400 r8:8481392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813900 r8:80287e08 r7:e04d9e60 r6:84aecd80 r5:84895400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04e5fb0 to 0xe04e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84af1b80 INFO: task kworker/0:84:3739 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92ac4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:85:3741 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/0:85 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04e9d84 r8:00000002 r7:60000013 r6:e04e9d8c r5:84896000 r4:84896000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84896000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84896000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 r10:61c88647 r9:84896000 r8:848139ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:86 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:84b8278c r4:84b82400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84898c00 r8:84813a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813a00 r8:80287e08 r7:e04d9e60 r6:84aece80 r5:84898c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04f9fb0 to 0xe04f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1c40 INFO: task kworker/0:86:3744 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 92cf1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:87:3745 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 r4:84899800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) r9:83018005 r8:84899800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:84b81f8c r4:84b81c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b81f8c r4:84813a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84813a80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0171d28 to 0xe0171d70) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 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 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:88:3748 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/0:88 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:e0515d84 r8:00000002 r7:60000113 r6:e0515d8c 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:e0515e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84898000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0507000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b8238c r4:84b82000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b8238c r4:84813b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84813b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813b00 r8:80287e08 r7:e04f9e60 r6:84aecf80 r5:84898000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0515fb0 to 0xe0515ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af1dc0 INFO: task kworker/0:88:3748 is blocked on a mutex likely owned by task kworker/1:223:3691. Call trace: 1d20: 93206000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:8489a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 r9:83018005 r8:8489a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 r5:84b82f8c r4:84b82c00 r10:61c88647 r9:8489a400 r8:84813bac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 93747000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:90:3752 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/0:90 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0531d84 r8:00000002 r7:60000013 r6:e0531d8c r5:8489b000 r4:8489b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0531e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae11c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8489b000 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:e0523000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b82b8c r4:84b82800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b82b8c r4:84813c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8489b000 r8:84813c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813c00 r8:80287e08 r7:e0521e60 r6:845d6080 r5:8489b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0531fb0 to 0xe0531ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae1180 INFO: task kworker/0:90:3752 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bb0 r4:e0171dc0 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r5:84b8378c r4:84b83400 r10:61c88647 r9:8489bc00 r8:84813cac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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) r4:00000000 r5:84b8338c r4:84b83000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8489c800 r8:84813d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813d00 r8:80287e08 r7:e0535e60 r6:845d6180 r5:8489c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0541fb0 to 0xe0541ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ae1240 INFO: task kworker/0:92:3755 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:93:3758 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/0:93 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e054dd84 r8:00000002 r7:60000113 r6:e054dd8c r5:8489e000 r4:8489e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e054de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56b80 r5:84b9478c r4:84b94400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84813d80 Exception stack(0xe054dfb0 to 0xe054dff8) task:kworker/1:223 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 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:94 state:D stack:0 pid:3759 tgid:3759 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 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:84b83b8c r4:84b83800 r10:61c88647 r9:8489ec00 r8:84813e2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:3763 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/1:230 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:8489d400 r4:8489d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8489d400 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:dfb87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0638c r4:84b06000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0638c r4:845d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8489d400 r8:845d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6300 r8:80287e08 r7:e0189e60 r6:845d6380 r5:8489d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0549fb0 to 0xe0549ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab1c0 INFO: task kworker/1:230:3763 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 941a5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:231:3764 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/1:231 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e04bdd84 r8:00000002 r7:60000113 r6:e04bdd8c r5:84896c00 r4:84896c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84896c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0678c r4:84b06400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0678c r4:845d6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84896c00 r8:845d642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6400 r8:80287e08 r7:e0189e60 r6:845d6480 r5:84896c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04bdfb0 to 0xe04bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849ab1c0 INFO: task kworker/1:231:3764 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 Exception stack(0xe0171d28 to 0xe0171d70) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b0438c r4:84b04000 r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:232:3767 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred r4:848a0000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0738c r4:84b07000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:845d6500 r10:00000000 r9:845d6500 r8:80287e08 r7:e0189e60 r6:845d6580 r5:848a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0555fb0 to 0xe0555ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849ab4c0 INFO: task kworker/1:232:3767 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9465a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:233:3769 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/1:233 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:848a0c00 r4:848a0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849ab6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a0c00 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:dfc1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b06f8c r4:84b06c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b06f8c r4:845d6600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a0c00 r8:845d662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6600 r8:80287e08 r7:e0555e60 r6:845d6680 r5:848a0c00 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 r4:849ab600 INFO: task kworker/1:233:3769 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:234:3771 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/1:234 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:848a1800 r4:848a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a1800 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:dfca3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0778c r4:84b07400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0778c r4:845d6700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a1800 r8:845d672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6700 r8:80287e08 r7:e0555e60 r6:845d6780 r5:848a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0561fb0 to 0xe0561ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ab780 INFO: task kworker/1:234:3771 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171fb0 to 0xe0171ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:848a2400 [<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) r5:84b07b8c r4:84b07800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b07b8c r4:845d6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a2400 r8:845d682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6800 r8:80287e08 r7:e0561e60 r6:845d6880 r5:848a2400 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 r4:849ab900 INFO: task kworker/1:235:3774 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 94caf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:236:3775 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/1:236 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0571d84 r8:00000002 r7:60000113 r6:e0571d8c r5:848a3000 r4:848a3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abd00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a3000 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:dfdef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b07f8c r4:84b07c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b07f8c r4:845d6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3000 r8:845d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6900 r8:80287e08 r7:e0565e60 r6:845d6980 r5:848a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0571fb0 to 0xe0571ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849abac0 INFO: task kworker/1:236:3775 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 94e64000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:237:3778 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/1:237 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0575d84 r8:00000002 r7:60000113 r6:e0575d8c r5:848a3c00 r4:848a3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0575e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abe00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a3c00 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:dfe0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8449fb8c r4:8449f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449fb8c r4:845d6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3c00 r8:845d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:845d6a00 r8:80287e08 r7:e0571e60 r6:845d6a80 r5:848a3c00 5fc0: 00000000 00000000 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 r4:849abcc0 INFO: task kworker/1:237:3778 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:238:3780 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/1:238 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e057dd84 r8:00000002 r7:60000013 r6:e057dd8c r5:848a4800 r4:848a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:84b1c38c r4:84b1c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1c38c r4:845d6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a4800 r8:845d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:845d6b00 r8:80287e08 r7:e0575e60 r6:845d6b80 r5:848a4800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 r4:842ee080 task:kworker/1:239 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0559d84 r8:00000002 r7:60000013 r6:e0559d8c r5:848a5400 r4:848a5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0559e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a5400 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:dfe53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1c78c r4:84b1c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1c78c r4:845d6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a5400 r8:845d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6c00 r8:80287e08 r7:e057de60 r6:845d6c80 r5:848a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0559fb0 to 0xe0559ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849abfc0 INFO: task kworker/1:239:3781 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 957ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<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 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b1cb8c r4:84b1c800 r4:845d6d00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 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 r5:848a8000 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 r5:849ea440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848a8000 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:dfed3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1cf8c r4:84b1cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1cf8c r4:845d6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a8000 r8:845d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845d6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845d6e00 r8:80287e08 r7:e0585e60 r6:845d6e80 r5:848a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0589fb0 to 0xe0589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849ea100 INFO: task kworker/1:241:3785 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:242:3787 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/1:242 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:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:848a9800 r4:848a9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849ea640 r4:00000000 r9:83018205 r8:848a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:84b1d38c r4:84b1d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:845d6f00 r8:80287e08 r7:e0589e60 r6:845d6f80 r5:848a9800 INFO: task kworker/1:242:3787 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac 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 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:244:3791 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/1:244 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:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:848abc00 r4:848abc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848abc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848abc00 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:dffa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1d78c r4:84b1d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1d78c r4:849eb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848abc00 r8:849eb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb100 r8:80287e08 r7:e0591e60 r6:849eb180 r5:848abc00 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 r4:849ea800 INFO: task kworker/1:244:3791 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9648e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 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) r7:ddde2d80 r6:83018200 r5:84b1db8c r4:849eb200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred r5:84a38c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849eacc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a38c00 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:dffe5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1df8c r4:84b1dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1df8c r4:849eb300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a38c00 r8:849eb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb300 r8:80287e08 r7:e0591e60 r6:84813e80 r5:84a38c00 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 r4:849ea780 INFO: task kworker/1:246:3794 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 966a1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b1eb8c r4:84b1e800 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84a3bc00 r8:849eb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:249:3802 blocked for more than 453 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) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a3c800 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: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) r5:84b1ef8c r4:84b1ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1ef8c r4:849eb480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3c800 r8:849eb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb480 r8:80287e08 r7:e0581e60 r6:84ae6000 r5:84a3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05a9fb0 to 0xe05a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af3040 INFO: task kworker/1:249:3802 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 96e06000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:95:3803 blocked for more than 453 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) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b83f8c r4:84b83c00 r7:dddced80 r6:83018000 r5:84b83f8c r4:84ae6080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:223 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:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:250:3806 blocked for more than 453 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) r7:ddde2d80 r6:83018200 r5:84b1f38c r4:849eb500 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:96:3807 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/0:96 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:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84a3ec00 r4:84a3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84b56a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a3ec00 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:e0631000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9438c r4:84b94000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9438c r4:84ae6200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a3ec00 r8:84ae622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84ae6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae6200 r8:80287e08 r7:e054de60 r6:84ae6280 r5:84a3ec00 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 r4:84ae80c0 INFO: task kworker/0:96:3807 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: 1d20: 9767d000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r5:84a3a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b1fb8c r4:84b1f800 [<80287208>] (process_one_work) 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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:252:3810 blocked for more than 453 seconds. r4:84a39800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a39800 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:e05df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b1f78c r4:84b1f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b1f78c r4:849eb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a39800 r8:849eb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb600 r8:80287e08 r7:e05dde60 r6:84ae6380 r5:84a39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e9fb0 to 0xe05e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af35c0 INFO: task kworker/1:252:3810 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 97b3b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:253:3813 blocked for more than 453 seconds. r5:84a38000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b1ff8c r4:84b1fc00 [<80287208>] (process_one_work) 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 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:254:3814 blocked for more than 453 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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84b4c800 r8:849eb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:3817 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/1:255 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05cdd84 r8:00000002 r7:60000013 r6:e05cdd8c r5:848ad400 r4:848ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848ad400 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:df9c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8500c38c r4:8500c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8500c38c 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 r9:848ad400 r8:849eb7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849eb780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849eb780 r8:80287e08 r7:e04ede60 r6:849eb800 r5:848ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05cdfb0 to 0xe05cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84af38c0 INFO: task kworker/1:255:3817 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9816e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:256:3819 blocked for more than 453 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:dfa71000 [<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 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:3821 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/1:257 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000013 r6:e05fdd8c r5:84a28c00 r4:84a28c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a28c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:8500db8c r4:8500d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849eb900 r8:80287e08 r7:e05f5e60 r6:84ae6580 r5:84a28c00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:258:3823 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/1:258 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0605d84 r8:00000002 r7:60000113 r6:e0605d8c 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:e0605e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2b000 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:dfadf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8500cf8c r4:8500cc00 r7:ddde2d80 r6:83018200 r5:8500cf8c r4:849eb980 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:842ee080 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) r7:ddde2d80 r6:83018200 r5:8500d38c r4:849eba00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:260:3827 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/1:260 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:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:84a2a400 r4:84a2a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2a400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 r5:00001000 r4:dfd11000 r5:8500d78c r4:8500d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849eba80 r8:80287e08 r7:e05fde60 r6:84ae6700 r5:84a2a400 Workqueue: events bpf_prog_free_deferred 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:3829 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/1:261 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84a2c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 r5:8500e38c r4:8500e000 [<80287208>] (process_one_work) 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 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:262:3830 blocked for more than 453 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:dfd79000 r5:8500df8c r4:8500dc00 r4:849ebb80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2ec00 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:e04fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501078c r4:85010400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501078c r4:849ebc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2ec00 r8:849ebc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ebc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ebc00 r8:80287e08 r7:e0619e60 r6:84ae6880 r5:84a2ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe063dfb0 to 0xe063dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849e1300 INFO: task kworker/1:263:3833 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 997f7000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:264:3834 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/1:264 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:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84a2bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84a2bc00 r8:849ebcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 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) r10:61c88647 r9:84a2e000 r8:849ebd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ebd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ebd00 r8:80287e08 r7:e063de60 r6:84ae6980 r5:84a2e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0661fb0 to 0xe0661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e16c0 INFO: task kworker/1:265:3836 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 99e5d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:849f2f80 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:266:3839 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/1:266 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:e0689d84 r8:00000002 r7:60000113 r6:e0689d8c r5:84a20c00 r4:84a20c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<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) r5:8500ef8c r4:8500ec00 r10:61c88647 r9:84a20c00 r8:849ebdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0171d28 to 0xe0171d70) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a20000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 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 r5:849e17c0 r10:61c88647 r9:84a20000 r8:849ebe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:842ee080 r4:00000000 r7:ddde2d80 r6:83018200 r5:8500f78c r4:849ebe80 INFO: task kworker/1:268:3843 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d20: 9a864000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:269 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8500fb8c r4:8500f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8500fb8c r4:849ebf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a23c00 r8:849ebf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849ebf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849ebf00 r8:80287e08 r7:e063de60 r6:84ae6b80 r5:84a23c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe069dfb0 to 0xe069dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:270 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84a23000 r8:849ebfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Call trace: r4:82ac21e4 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:271:3848 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. Workqueue: events bpf_prog_free_deferred r4:84a24800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a24800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:849e1d40 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84a22400 [<804e77f0>] (_vm_unmap_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) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9ac69000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84a26000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a26000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501138c r4:85011000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501138c r4:84b54100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a26000 r8:84b5412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84b54100 r8:80287e08 r7:e06b5e60 r6:84ae6d80 r5:84a26000 INFO: task kworker/1:273:3854 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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/1:274 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84a26c00 r4:84a26c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a26c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae8e80 r5:85010f8c r4:85010c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a26c00 r8:84b541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:275:3857 blocked for more than 454 seconds. r4:84a25400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a25400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a25400 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:e06d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501178c r4:85011400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501178c r4:84b54200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a25400 r8:84b5422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54200 r8:80287e08 r7:e06ade60 r6:84ae6e80 r5:84a25400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06bdfb0 to 0xe06bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849e1ec0 INFO: task kworker/1:275:3857 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r5:84b0438c r4:84b04000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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) r10:61c88647 r9:84b4d400 r8:84b542ac 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 r4:84ae8e40 INFO: task kworker/1:276:3859 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9b847000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r4:849f2f80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:848a8c00 r4:8291a680 r4:00000000 r5:84b95f8c r4:84b95c00 r10:61c88647 r9:848a8c00 r8:84ae6fac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84ae6f80 r8:80287e08 r7:e054de60 r6:84b54300 r5:848a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06c9fb0 to 0xe06c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b56b00 INFO: task kworker/0:97:3862 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9ba4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:98:3863 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/0:98 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:848aa400 r4:848aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848aa400 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:e066d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b94b8c r4:84b94800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b94b8c r4:84b5a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848aa400 r8:84b5a02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b5a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5a000 r8:80287e08 r7:e06c9e60 r6:84b54380 r5:848aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06cdfb0 to 0xe06cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b56b00 INFO: task kworker/0:98:3863 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:99:3864 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/0:99 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:848a6000 r4:848a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:848a6000 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:e06fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b94f8c r4:84b94c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b94f8c r4:84b5a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a6000 r8:84b5a0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b5a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5a080 r8:80287e08 r7:e06c9e60 r6:84b54400 r5:848a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06d5fb0 to 0xe06d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b56c40 INFO: task kworker/0:99:3864 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:277:3868 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/1:277 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000013 r6:e06d1d8c r5:848aec00 r4:848aec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848aec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848aec00 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:e06e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501238c r4:85012000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501238c r4:84b54500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848aec00 r8:84b5452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54500 r8:80287e08 r7:e06c1e60 r6:84b54580 r5:848aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06d1fb0 to 0xe06d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b535c0 INFO: task kworker/1:277:3868 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:278:3869 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/1:278 state:D stack:0 pid:3869 tgid:3869 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0625d84 r8:00000002 r7:60000113 r6:e0625d8c r5:848ae000 r4:848ae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848ae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0625e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848ae000 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:e06e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85011f8c r4:85011c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85011f8c r4:84b54600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848ae000 r8:84b5462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54600 r8:80287e08 r7:e06d1e60 r6:84b54680 r5:848ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0625fb0 to 0xe0625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b535c0 INFO: task kworker/1:278:3869 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9c817000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:279:3872 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/1:279 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0505d84 r8:00000002 r7:60000113 r6:e0505d8c r5:84bd0000 r4:84bd0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd0000 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:dfb61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501378c r4:85013400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501378c r4:84b54700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd0000 r8:84b5472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54700 r8:80287e08 r7:e06d1e60 r6:84b54780 r5:84bd0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0505fb0 to 0xe0505ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b53800 INFO: task kworker/1:279:3872 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9cf6e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:3873 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/1:280 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84bd0c00 r4:84bd0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd0c00 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:e0701000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501278c r4:85012400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501278c r4:84b54800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd0c00 r8:84b5482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54800 r8:80287e08 r7:e0505e60 r6:84b54880 r5:84bd0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06edfb0 to 0xe06edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b53800 INFO: task kworker/1:280:3873 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9cf6e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:100:3876 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/0:100 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:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:84bd1800 r4:84bd1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bd1800 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:dfdb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9538c r4:84b95000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9538c r4:84b5a100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd1800 r8:84b5a12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b5a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5a100 r8:80287e08 r7:e06c9e60 r6:84b54900 r5:84bd1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06f9fb0 to 0xe06f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b56440 INFO: task kworker/0:100:3876 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9d1ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:281:3878 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/1:281 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:84bd2400 r4:84bd2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd2400 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:e0709000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85012b8c r4:85012800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85012b8c r4:84b54980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd2400 r8:84b549ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54980 r8:80287e08 r7:e0505e60 r6:84b54a00 r5:84bd2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe070dfb0 to 0xe070dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b53ac0 INFO: task kworker/1:281:3878 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9d6e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:282:3879 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/1:282 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0719d84 r8:00000002 r7:60000113 r6:e0719d8c r5:84bd3000 r4:84bd3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd3000 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:df983000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85012f8c r4:85012c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85012f8c r4:84b54a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd3000 r8:84b54aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54a80 r8:80287e08 r7:e0505e60 r6:84b54b00 r5:84bd3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0719fb0 to 0xe0719ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b53ac0 INFO: task kworker/1:282:3879 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9d6e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:283:3881 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/1:283 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:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:84bd3c00 r4:84bd3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd3c00 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:dfaf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501338c r4:85013000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501338c r4:84b54b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd3c00 r8:84b54bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54b80 r8:80287e08 r7:e0505e60 r6:84b54c00 r5:84bd3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0715fb0 to 0xe0715ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b53dc0 INFO: task kworker/1:283:3881 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:284:3883 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/1:284 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e071dd84 r8:00000002 r7:60000113 r6:e071dd8c r5:84bd4800 r4:84bd4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd4800 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: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) r5:85018f8c r4:85018c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85018f8c r4:84b54c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd4800 r8:84b54cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54c80 r8:80287e08 r7:e0505e60 r6:84b54d00 r5:84bd4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe071dfb0 to 0xe071dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b53fc0 INFO: task kworker/1:284:3883 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:285:3885 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/1:285 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c 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:e0721e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd5400 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:dfba3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85013b8c r4:85013800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85013b8c r4:84b54d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84b54dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54d80 r8:80287e08 r7:e071de60 r6:84b54e00 r5:84bd5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0721fb0 to 0xe0721ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504a000 INFO: task kworker/1:285:3885 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:286:3887 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/1:286 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:84bd6000 r4:84bd6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd6000 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:dfbfd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85013f8c r4:85013c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85013f8c r4:84b54e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd6000 r8:84b54eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54e80 r8:80287e08 r7:e071de60 r6:84b54f00 r5:84bd6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0725fb0 to 0xe0725ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8504a180 INFO: task kworker/1:286:3887 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:287:3889 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/1:287 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:84bd6c00 r4:84bd6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501838c r4:85018000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501838c r4:84b54f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd6c00 r8:84b54fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54f80 r8:80287e08 r7:e071de60 r6:84b5a180 r5:84bd6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0729fb0 to 0xe0729ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504a580 INFO: task kworker/1:287:3889 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:288:3890 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/1:288 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0731d84 r8:00000002 r7:60000113 r6:e0731d8c r5:84bb0000 r4:84bb0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb0000 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:dfddd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501878c r4:85018400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501878c r4:84b54480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb0000 r8:84b544ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b54480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b54480 r8:80287e08 r7:e071de60 r6:84b5a200 r5:84bb0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0731fb0 to 0xe0731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504a3c0 INFO: task kworker/1:288:3890 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:289:3894 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/1:289 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:84bb3000 r4:84bb3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb3000 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:dfe19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85018b8c r4:85018800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85018b8c r4:85053000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb3000 r8:8505302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053000 r8:80287e08 r7:e071de60 r6:84b5a280 r5:84bb3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0739fb0 to 0xe0739ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504a6c0 INFO: task kworker/1:289:3894 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:290:3897 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/1:290 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:84bb3c00 r4:84bb3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504aa80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb3c00 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:dfec3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501938c r4:85019000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501938c r4:85053080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb3c00 r8:850530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053080 r8:80287e08 r7:e071de60 r6:84b5a300 r5:84bb3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0745fb0 to 0xe0745ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8504a880 INFO: task kworker/1:290:3897 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:291:3898 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/1:291 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0749d84 r8:00000002 r7:60000113 r6:e0749d8c r5:84bb4800 r4:84bb4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850633c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0577000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501b78c r4:8501b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501b78c r4:85053100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb4800 r8:8505312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053100 r8:80287e08 r7:e0745e60 r6:84b5a380 r5:84bb4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0749fb0 to 0xe0749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504a880 INFO: task kworker/1:291:3898 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9ee6a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:292:3900 blocked for more than 454 seconds. r5:84bb2400 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504abc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb2400 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:dff77000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501978c r4:85019400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501978c r4:85053180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb2400 r8:850531ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053180 r8:80287e08 r7:e0749e60 r6:84b5a400 r5:84bb2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0751fb0 to 0xe0751ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504aa00 INFO: task kworker/1:292:3900 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9ee6a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:293:3902 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/1:293 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:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:84bb6c00 r4:84bb6c00 [<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:e0759e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ac80 r5:00001000 r4:dffaf000 r5:85019b8c r4:85019800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85019b8c r4:85053200 r4:85053200 Exception stack(0xe0759fb0 to 0xe0759ff8) INFO: task kworker/1:293:3902 is blocked on a mutex likely owned by task kworker/1:223:3691. Exception stack(0xe0171d28 to 0xe0171d70) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 r4:84bb6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r4:85053280 Exception stack(0xe0761fb0 to 0xe0761ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:295:3906 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/1:295 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:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84bb5400 r4:84bb5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504afc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb5400 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:e0045000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501a38c r4:8501a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501a38c r4:85053300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb5400 r8:8505332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053300 r8:80287e08 r7:e0749e60 r6:84b5a580 r5:84bb5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0769fb0 to 0xe0769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504ae00 INFO: task kworker/1:295:3906 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9f199000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [<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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r4:00000000 1d20: 9f615000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:297:3910 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/1:297 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:84bc0c00 r4:84bc0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc0c00 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:e010b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8501ab8c r4:8501a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501ab8c r4:85053400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc0c00 r8:8505342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053400 r8:80287e08 r7:e0749e60 r6:84b5a680 r5:84bc0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0779fb0 to 0xe0779ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2380 INFO: task kworker/1:297:3910 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: 9f615000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:298:3912 blocked for more than 454 seconds. r5:84bc0000 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 r5:850631c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc0000 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: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) r5:8501af8c r4:8501ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8501af8c r4:85053480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc0000 r8:850534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053480 r8:80287e08 r7:e0749e60 r6:84b5a700 r5:84bc0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:298:3912 is blocked on a mutex likely owned by task kworker/1:223:3691. Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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) r5:8501b38c r4:8501b000 r10:61c88647 r9:84bc3000 r8:8505352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 9fe82000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:300:3916 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/1:300 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84bc2400 r4:84bc2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc2400 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:dfd9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502138c r4:85021000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502138c r4:85053580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc2400 r8:850535ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:301:3918 blocked for more than 454 seconds. r5:84bc4800 r4:8291a680 r4:00000000 r9:83018205 r8:84bc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 r5:8501bb8c r4:8501b800 r10:61c88647 r9:84bc4800 r8:8505362c 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 r4:85063400 INFO: task kworker/1:301:3918 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a0162000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:302:3920 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/1:302 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:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:84bc3c00 r4:84bc3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8501bf8c r4:8501bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85053680 r10:00000000 r9:85053680 r8:80287e08 r7:e0791e60 r6:84b5a900 r5:84bc3c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc5400 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:dfa57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502038c r4:85020000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502038c r4:85053700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc5400 r8:8505372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053700 r8:80287e08 r7:e0791e60 r6:84b5a980 r5:84bc5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07a5fb0 to 0xe07a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:850638c0 INFO: task kworker/1:303:3922 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a0603000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 r5:84b0438c r4:84b04000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 Exception stack(0xe0171fb0 to 0xe0171ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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) [<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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8502078c r4:85020400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bc6c00 r8:850537ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a0932000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:305:3926 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/1:305 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:84bb0c00 r4:84bb0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850639c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb0c00 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:dfcfd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85020b8c r4:85020800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85020b8c r4:85053800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb0c00 r8:8505382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053800 r8:80287e08 r7:e0791e60 r6:84b5aa80 r5:84bb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07b5fb0 to 0xe07b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 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) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:306:3928 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/1:306 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:84bc1800 r4:84bc1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc1800 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:dfd57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85020f8c r4:85020c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85020f8c r4:85053880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc1800 r8:850538ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053880 r8:80287e08 r7:e0791e60 r6:84b5ab00 r5:84bc1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07bdfb0 to 0xe07bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85063b80 INFO: task kworker/1:306:3928 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a0e4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:307:3930 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/1:307 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:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84a60c00 r4:84a60c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a60c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502178c r4:85021400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502178c r4:85053900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a60c00 r8:8505392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053900 r8:80287e08 r7:e0791e60 r6:84b5ab80 r5:84a60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07c9fb0 to 0xe07c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85063b00 INFO: task kworker/1:307:3930 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a0e4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a63000 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:e04ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85022b8c r4:85022800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85022b8c r4:85053980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a63000 r8:850539ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053980 r8:80287e08 r7:e07c9e60 r6:84b5ac00 r5:84a63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07ddfb0 to 0xe07ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85063c40 INFO: task kworker/1:308:3932 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84b0438c r4:84b04000 r4:849f2f80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:309:3934 blocked for more than 454 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07e1d84 r8:00000002 r7:60000113 r6:e07e1d8c r5:84a60000 r4:84a60000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a60000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a60000 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:dff29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85021b8c r4:85021800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85021b8c r4:85053a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a60000 r8:85053a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053a00 r8:80287e08 r7:e07dde60 r6:84b5ac80 r5:84a60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07e1fb0 to 0xe07e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85063dc0 INFO: task kworker/1:309:3934 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a14f7000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:310:3936 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/1:310 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07e9d84 r8:00000002 r7:60000113 r6:e07e9d8c r5:84a62400 r4:84a62400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a62400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85021f8c r4:85021c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85021f8c r4:85053a80 [<80287208>] (process_one_work) from [<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 r9:85053a80 r8:80287e08 r7:e07dde60 r6:84b5ad00 r5:84a62400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000000 r5:00001000 r4:e0027000 r5:84b0438c r4:84b04000 [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:311:3938 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/1:311 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:84a61800 r4:84a61800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a61800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a61800 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:e0089000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502238c r4:85022000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502238c r4:85053b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a61800 r8:85053b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053b00 r8:80287e08 r7:e07dde60 r6:84b5ad80 r5:84a61800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07f5fb0 to 0xe07f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849e0200 INFO: task kworker/1:311:3938 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a21bc000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:312:3940 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. r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:84a65400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e02c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a65400 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:e017f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502278c r4:85022400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502278c r4:85053b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a65400 r8:85053bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053b80 r8:80287e08 r7:e07dde60 r6:84b5ae00 r5:84a65400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07fdfb0 to 0xe07fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849e0100 INFO: task kworker/1:312:3940 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a2774000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:313:3942 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/1:313 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:84a66000 r4:84a66000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a66000 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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) r9:83018205 r8:84a66000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:85022f8c r4:85022c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85022f8c r4:85053c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a66000 r8:85053c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053c00 r8:80287e08 r7:e07dde60 r6:84b5ae80 r5:84a66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0805fb0 to 0xe0805ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849e01c0 INFO: task kworker/1:313:3942 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a2774000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:314:3944 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/1:314 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e080dd84 r8:00000002 r7:60000113 r6:e080dd8c r5:84a63c00 r4:84a63c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a63c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e080de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a63c00 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:e052d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85023b8c r4:85023800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85023b8c r4:85053c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a63c00 r8:85053cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053c80 r8:80287e08 r7:e0805e60 r6:84b5af00 r5:84a63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe080dfb0 to 0xe080dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849e03c0 INFO: task kworker/1:314:3944 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a2b87000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:315:3946 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/1:315 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:e0815d84 r8:00000002 r7:60000113 r6:e0815d8c r5:84a64800 r4:84a64800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a64800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e06c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a64800 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:e0511000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502338c r4:85023000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502338c r4:85053d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a64800 r8:85053d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:316:3948 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/1:316 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e081dd84 r8:00000002 r7:60000013 r6:e081dd8c r5:84a66c00 r4:84a66c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a66c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:8502378c r4:85023400 [<80287208>] (process_one_work) 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 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:317:3950 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/1:317 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:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:84bd8000 r4:84bd8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e09c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bd8000 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:e05b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85023f8c r4:85023c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85023f8c r4:85053e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd8000 r8:85053e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053e00 r8:80287e08 r7:e080de60 r6:85053e80 r5:84bd8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0735fb0 to 0xe0735ff8) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84bd9800 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85024b8c r4:85053f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd9800 r8:85053f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85053f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85053f00 r8:80287e08 r7:e0735e60 r6:85053f80 r5:84bd9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0829fb0 to 0xe0829ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e0a00 INFO: task kworker/1:318:3953 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a3dc3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:849f2f80 r4:842ee080 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e072dd84 r8:00000002 r7:60000113 r6:e072dd8c r5:84bda400 r4:84bda400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bda400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e072de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:e05e1000 r5:8502438c r4:85024000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8477d000 r8:80287e08 r7:e0829e60 r6:8477d080 r5:84bda400 Call trace: r4:82ac21e4 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84bdb000 r4:8291a680 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bdb000 r8:8477d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0839fb0 to 0xe0839ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e0c80 INFO: task kworker/1:320:3957 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a41c1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0841e08 r5:85024f8c r4:85024c00 r10:00000000 r9:8477d200 r8:80287e08 r7:e0829e60 r6:8477d280 r5:84bdbc00 Call trace: r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0171fb0 to 0xe0171ff8) Workqueue: events bpf_prog_free_deferred 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:e0845e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdc800 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:e0639000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502538c r4:85025000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502538c r4:8477d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:8477d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d300 r8:80287e08 r7:e0841e60 r6:8477d380 r5:84bdc800 5fc0: 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) [<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 r4:84bc8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0851e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85025f8c r4:85025c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 Exception stack(0xe0171fb0 to 0xe0171ff8) Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 [<804e77f0>] (_vm_unmap_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 r8:84bca400 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:e0653000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502578c r4:85025400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502578c r4:8477d480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bca400 r8:8477d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d480 r8:80287e08 r7:e0851e60 r6:84767100 r5:84bca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe086dfb0 to 0xe086dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:844162c0 INFO: task kworker/1:324:3965 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a4626000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:325:3966 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/1:325 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:84bc8c00 r4:84bc8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bc8c00 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:e0663000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85025b8c r4:85025800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85025b8c r4:8477d500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bc8c00 r8:8477d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d500 r8:80287e08 r7:e0851e60 r6:84767180 r5:84bc8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0879fb0 to 0xe0879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84416400 INFO: task kworker/1:325:3966 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a4ad3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:326:3968 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/1:326 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0881d84 r8:00000002 r7:60000113 r6:e0881d8c r5:84bcbc00 r4:84bcbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bcbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0881e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bcbc00 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:e0693000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502678c r4:85026400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502678c r4:8477d580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bcbc00 r8:8477d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d580 r8:80287e08 r7:e0851e60 r6:84767200 r5:84bcbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0881fb0 to 0xe0881ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0438c r4:84b04000 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:327:3970 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/1:327 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:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:84bcb000 r4:84bcb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bcb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 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) r5:8502638c r4:85026000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8477d600 r8:80287e08 r7:e0881e60 r6:84767280 r5:84bcb000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84416380 INFO: task kworker/1:327:3970 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a4d67000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84bc9800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 r5:00001000 r4:e06a1000 r5:85026b8c r4:85026800 r7:ddde2d80 r6:83018200 r5:85026b8c r4:8477d680 r10:00000000 r9:8477d680 r8:80287e08 r7:e0881e60 r6:84767300 r5:84bc9800 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:329:3974 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/1:329 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08b1d84 r8:00000002 r7:60000113 r6:e08b1d8c r5:84bcc800 r4:84bcc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bcc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844168c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bcc800 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:e06c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85026f8c r4:85026c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85026f8c r4:8477d700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bcc800 r8:8477d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d700 r8:80287e08 r7:e08a9e60 r6:84767380 r5:84bcc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08b1fb0 to 0xe08b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84416680 INFO: task kworker/1:329:3974 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<80287208>] (process_one_work) from [<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 r4:84bcd400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 r5:00001000 r4:e06db000 r7:ddde2d80 r6:83018200 r5:8502738c r4:8477d780 r10:00000000 r9:8477d780 r8:80287e08 r7:e08b1e60 r6:84767400 r5:84bcd400 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a51da000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:331:3978 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/1:331 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<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) r5:8502978c r4:85029400 r10:61c88647 r9:84bce000 r8:8477d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:332:3980 blocked for more than 455 seconds. r4:84bcec00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416b40 r5:8502778c r4:85027400 r10:61c88647 r9:84bcec00 r8:8477d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84416a40 [<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) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:333:3982 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/1:333 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:85068c00 r4:85068c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85068c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85068c00 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:e06f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85027b8c r4:85027800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85027b8c r4:8477d900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85068c00 r8:8477d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477d900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477d900 r8:80287e08 r7:e08c1e60 r6:84767580 r5:85068c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08f5fb0 to 0xe08f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84416b80 INFO: task kworker/1:333:3982 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a5863000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:334:3984 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/1:334 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4905d84 r8:00000002 r7:60000013 r6:e4905d8c r5:85068000 r4:85068000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85068000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4905e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85068000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85068000 r8:8477d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8506a400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8502838c r4:85028000 r10:61c88647 r9:8506a400 r8:8477da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84416fc0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:842ee080 Workqueue: events bpf_prog_free_deferred r5:8506b000 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 r8:8506b000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0855000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502878c r4:85028400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502878c r4:8477da80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506b000 r8:8477daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477da80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477da80 r8:80287e08 r7:e08c1e60 r6:84767700 r5:8506b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0849fb0 to 0xe0849ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84416fc0 INFO: task kworker/1:336:3990 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a6148000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:337:3992 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/1:337 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:e490dd84 r8:00000002 r7:60000013 r6:e490dd8c r5:8506bc00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85028b8c r4:85028800 [<80287208>] (process_one_work) 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 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a657b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred r4:8506c800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8506c800 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:e08d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85028f8c r4:85028c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85028f8c r4:8477db80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8506c800 r8:8477dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477db80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477db80 r8:80287e08 r7:e08c1e60 r6:84767800 r5:8506c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4915fb0 to 0xe4915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849ed340 INFO: task kworker/1:338:3993 is blocked on a mutex likely owned by task kworker/1:223:3691. r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<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 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e4911000 r5:8502938c r4:85029000 r4:8477dc00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:340:3998 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/1:340 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e073dd84 r8:00000002 r7:60000013 r6:e073dd8c r5:8506e000 r4:8506e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8506e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8506e000 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:dfc87000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8502a78c r4:8477dc80 r10:00000000 r9:8477dc80 r8:80287e08 r7:e08c1e60 r6:84767900 r5:8506e000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0171dc0 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:341:4000 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/1:341 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:e08f9d84 r8:00000002 r7:60000013 r6:e08f9d8c r5:8506ec00 r4:8506ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8506ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8506ec00 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:df995000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85029b8c r4:85029800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8506ec00 r8:8477dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a6af4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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) 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) r9:83018205 r8:85069800 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:dfb9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85029f8c r4:85029c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85029f8c r4:8477dd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85069800 r8:8477ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477dd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477dd80 r8:80287e08 r7:e073de60 r6:84767a00 r5:85069800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4929fb0 to 0xe4929ff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:343:4005 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/1:343 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e492dd84 r8:00000002 r7:60000113 r6:e492dd8c r5:84bc6000 r4:84bc6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bc6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e492de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed880 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502a38c r4:8502a000 r10:61c88647 r9:84bc6000 r8:8477de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:344:4007 blocked for more than 455 seconds. r4:84a50000 r4:00000000 r4:00000000 r5:8502af8c r4:8502ac00 r7:ddde2d80 r6:83018200 r5:8502af8c r4:8477de80 Exception stack(0xe4931fb0 to 0xe4931ff8) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:00000000 r5:84b0438c r4:84b04000 r10:61c88647 r9:84b3c800 r8:849f2fac 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(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:345:4008 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/1:345 state:D stack:0 pid:4008 tgid:4008 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4935d84 r8:00000002 r7:60000013 r6:e4935d8c r5:84a50c00 r4:84a50c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a50c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849edb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a50c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdf9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502ab8c r4:8502a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502ab8c r4:8477df00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a50c00 r8:8477df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8477df00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477df00 r8:80287e08 r7:e4931e60 r6:84767b80 r5:84a50c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4935fb0 to 0xe4935ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849eda40 INFO: task kworker/1:345:4008 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a78c6000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:346:4011 blocked for more than 455 seconds. r4:84a51800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4939e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a51800 r8:8477dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:347:4012 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/1:347 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e493dd84 r8:00000002 r7:60000013 r6:e493dd8c 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:e493de08 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) r5:8502b38c r4:8502b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a52400 r8:8481502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:348:4015 blocked for more than 455 seconds. r5:84a53000 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 r9:84a53000 r8:848150ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a7c74000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:349:4016 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/1:349 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4945d84 r8:00000002 r7:60000113 r6:e4945d8c r5:84a53c00 r4:84a53c00 r5:84a53c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8502bb8c r4:8502b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a53c00 r8:8481512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:e4949d84 r8:00000002 r7:60000013 r6:e4949d8c r5:84bde000 r4:00000000 r9:83018205 r8:84bde000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 r7:ddde2d80 r6:83018200 r5:8502c38c r4:84815180 r10:00000000 r9:84815180 r8:80287e08 r7:e4939e60 r6:84815200 r5:84bde000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4949fb0 to 0xe4949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af0100 INFO: task kworker/1:350:4019 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a80e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:351:4021 blocked for more than 455 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/1:351 state:D stack:0 pid:4021 tgid:4021 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e494de08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502cb8c r4:8502c800 [<80287208>] (process_one_work) 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 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 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) r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:352:4022 blocked for more than 455 seconds. Call trace: [<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) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdec00 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:e0579000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502c78c r4:8502c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502c78c r4:84815380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdec00 r8:848153ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815380 r8:80287e08 r7:e494de60 r6:84815400 r5:84bdec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4951fb0 to 0xe4951ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af0080 INFO: task kworker/1:352:4022 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a859e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Not tainted 6.15.0-rc7-syzkaller #0 r5:84be0c00 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) r5:8502cf8c r4:8502cc00 r4:84815480 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e495f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502d78c r4:8502d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502d78c r4:84815580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:848155ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815580 r8:80287e08 r7:e4959e60 r6:84815600 r5:84be2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe495dfb0 to 0xe495dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84af0a00 INFO: task kworker/1:354:4027 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a8994000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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) r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 task:kworker/0:101 state:D stack:0 pid:4030 tgid:4030 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 r5:847e04c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84be1800 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:e076b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b9678c r4:84b96400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b9678c r4:84767e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be1800 r8:84767e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84767e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84767e00 r8:80287e08 r7:df9e1e60 r6:84815680 r5:84be1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe496dfb0 to 0xe496dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:847e0600 INFO: task kworker/0:101:4030 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a8c65000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:e4975d84 r8:00000002 r7:60000113 r6:e4975d8c r5:84be3c00 [<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) r9:83018005 r8:84be3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 r5:84b9738c r4:84b97000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84be3c00 r8:84767eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84767e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84767e80 r8:80287e08 r7:e496de60 r6:84815700 r5:84be3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4975fb0 to 0xe4975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:847e0440 INFO: task kworker/0:102:4032 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a8eb5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:103:4033 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/0:103 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:e4971d84 r8:00000002 r7:60000113 r6:e4971d8c r5:84be4800 r4:84be4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4971e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84be4800 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:e89b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502eb8c r4:8502e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8502eb8c r4:84767f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be4800 r8:84767f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84767f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84767f00 r8:80287e08 r7:e4975e60 r6:84815780 r5:84be4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4971fb0 to 0xe4971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e0440 INFO: task kworker/0:103:4033 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a9068000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:355:4035 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/1:355 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4979d84 r8:00000002 r7:60000013 r6:e4979d8c r5:84be0000 r4:84be0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4979e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af0d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be0000 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:e0775000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b96b8c r4:84b96800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b96b8c r4:84815800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815800 r8:80287e08 r7:e495de60 r6:84815880 r5:84be0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4979fb0 to 0xe4979ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af0940 INFO: task kworker/1:355:4035 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: a935f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84be5400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8502d38c r4:8502d000 r10:61c88647 r9:84be5400 r8:8481592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 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 r5:842ee0c0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:357:4039 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/1:357 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e497dd84 r8:00000002 r7:60000013 r6:e497dd8c r5:84be6c00 r4:84be6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be6c00 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:e8989000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502df8c r4:8502dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502df8c r4:84815a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be6c00 r8:84815a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815a00 r8:80287e08 r7:e495de60 r6:84815a80 r5:84be6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe497dfb0 to 0xe497dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b592c0 INFO: task kworker/1:357:4039 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e898dd84 r8:00000002 r7:60000113 r6:e898dd8c r5:84be6000 r4:84be6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e898de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be6000 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:e8983000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502db8c r4:8502d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502db8c r4:84815b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be6000 r8:84815b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815b00 r8:80287e08 r7:e497de60 r6:84815b80 r5:84be6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe898dfb0 to 0xe898dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b592c0 INFO: task kworker/1:358:4040 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: aa0e2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 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) [<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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:360:4045 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/1:360 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89a9d84 r8:00000002 r7:60000113 r6:e89a9d8c r5:84a56c00 r4:84a56c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a56c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a56c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8502ef8c r4:8502ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502ef8c r4:84815c80 r10:00000000 r9:84815c80 r8:80287e08 r7:e89a5e60 r6:842e9000 r5:84a56c00 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:361:4046 blocked for more than 456 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e89a1000 r5:8502e78c r4:8502e400 r10:61c88647 r9:84a55400 r8:84815d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b59480 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 "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) [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0883000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b96f8c r4:84b96c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b96f8c r4:842e9100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a54800 r8:842e912c r7:82804d40 r6:dddced80 r5:dddceda0 r4:842e9100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:842e9100 r8:80287e08 r7:e4975e60 r6:842e9180 r5:84a54800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8999fb0 to 0xe8999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847e0bc0 INFO: task kworker/0:104:4049 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: aab55000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:362:4051 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/1:362 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:850c8c00 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59a00 r5:8502f38c r4:8502f000 r10:61c88647 r9:850c8c00 r8:84815dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b59a00 r4:00000000 [<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) r5:00001000 r4:e0027000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:850ca400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d5e08 [<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:eaa2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85034f8c r4:85034c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85034f8c r4:84815e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ca400 r8:84815e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815e00 r8:80287e08 r7:e89c5e60 r6:842e9280 r5:850ca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89d5fb0 to 0xe89d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b59b40 INFO: task kworker/1:363:4053 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ab6f3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:364:4054 blocked for more than 456 seconds. r4:850c8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8502f78c r4:8502f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8502f78c r4:84815e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850c8000 r8:84815eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84815e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84815e80 r8:80287e08 r7:e89d5e60 r6:842e9300 r5:850c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89d9fb0 to 0xe89d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b59b40 INFO: task kworker/1:364:4054 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ab6f3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:365:4056 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/1:365 state:D stack:0 pid:4056 tgid:4056 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) r5:8502fb8c r4:8502f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84815f00 r8:80287e08 r7:e89d5e60 r6:842e9380 r5:850c9800 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ab956000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:366:4058 blocked for more than 456 seconds. Workqueue: events bpf_prog_free_deferred r5:850cb000 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8502ff8c r4:8502fc00 [<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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:367:4060 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/1:367 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa0dd84 r8:00000002 r7:60000013 r6:eaa0dd8c r5:850cbc00 r4:850cbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850cbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84b59940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503438c r4:85034000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8503438c r4:84ae7000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cbc00 r8:84ae702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7000 r8:80287e08 r7:e89d5e60 r6:842e9480 r5:850cbc00 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 r4:84b59840 INFO: task kworker/1:367:4060 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<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 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) [<80287208>] (process_one_work) 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(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:369:4064 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/1:369 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:850cd400 r4:850cd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850cd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850cd400 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:eaa1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85034b8c r4:85034800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85034b8c r4:84ae7100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850cd400 r8:84ae712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7100 r8:80287e08 r7:e89d5e60 r6:842e9580 r5:850cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa25fb0 to 0xeaa25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:847e0740 INFO: task kworker/1:369:4064 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ac21f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:370:4067 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/1:370 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:850ce000 r4:850ce000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850ce000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b521c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850ce000 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:df98b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503538c r4:85035000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84b52140 [<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) r4:00000001 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) r9:83018205 r8:84a78000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 r7:ddde2d80 r6:83018200 r5:8503578c r4:84ae7200 r4:84ae7200 r10:00000000 r9:84ae7200 r8:80287e08 r7:e078de60 r6:842e9680 r5:84a78000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0795fb0 to 0xe0795ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b52140 INFO: task kworker/1:371:4068 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ac5cc000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:372:4070 blocked for more than 456 seconds. r4:84a79800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 r5:00001000 r4:dff11000 r5:8503678c r4:85036400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a79800 r8:84ae72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 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) [<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 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) r7:ddde2d80 r6:83018200 r5:85035b8c r4:84ae7300 Exception stack(0xeaa41fb0 to 0xeaa41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b522c0 INFO: task kworker/1:373:4072 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ac934000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:374:4074 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/1:374 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:84a7a400 r4:84a7a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a7a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<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) r5:85035f8c r4:85035c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84ae7380 r8:80287e08 r7:eaa39e60 r6:842e9800 r5:84a7a400 r4:84b52400 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:375:4076 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/1:375 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84a78c00 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) [<81a56854>] (__mutex_lock.constprop.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 r5:84b52680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a78c00 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:dfd87000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8503638c r4:85036000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8503638c r4:84ae7400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a78c00 r8:84ae742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7400 r8:80287e08 r7:eaa39e60 r6:842e9880 r5:84a78c00 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 r4:84b52400 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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 Workqueue: events bpf_prog_free_deferred r5:84a7c800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52a00 r5:85036b8c r4:85036800 r7:ddde2d80 r6:83018200 r5:85036b8c r4:84ae7480 r10:00000000 r9:84ae7480 r8:80287e08 r7:eaa39e60 r6:842e9900 r5:84a7c800 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:00001000 r4:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:84a7d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85036f8c r4:85036c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85036f8c r4:84ae7500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a7d400 r8:84ae752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7500 r8:80287e08 r7:eaa59e60 r6:842e9980 r5:84a7d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa5dfb0 to 0xeaa5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b529c0 INFO: task kworker/1:377:4081 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ad76c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:850cec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8503778c r4:85037400 r7:ddde2d80 r6:83018200 r5:8503778c r4:84ae7580 r10:00000000 r9:84ae7580 r8:80287e08 r7:eaa5de60 r6:84ae7600 r5:850cec00 r4:84b52b00 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:8503738c r4:84ae7680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84ae76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7680 r8:80287e08 r7:eaa51e60 r6:84ae7700 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa65fb0 to 0xeaa65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b52e80 INFO: task kworker/1:379:4085 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ada16000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:380:4087 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. Workqueue: events bpf_prog_free_deferred r4:84be8000 [<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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85037b8c r4:85037800 r7:ddde2d80 r6:83018200 r5:85037b8c r4:84ae7780 r10:00000000 r9:84ae7780 r8:80287e08 r7:eaa51e60 r6:84ae7800 r5:84be8000 task:kworker/1:223 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:e0027000 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84be8c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be8c00 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:e0539000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85037f8c r4:85037c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85037f8c r4:84ae7880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be8c00 r8:84ae78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7880 r8:80287e08 r7:eaa61e60 r6:84ae7900 r5:84be8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa69fb0 to 0xeaa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848df080 INFO: task kworker/1:381:4089 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: adb58000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:382:4093 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/1:382 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:84be9800 r4:84be9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84be9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848df1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84be9800 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:e05d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504038c r4:85040000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8504038c r4:84ae7980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84be9800 r8:84ae79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7980 r8:80287e08 r7:eaa69e60 r6:84ae7a00 r5:84be9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa6dfb0 to 0xeaa6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:848df180 INFO: task kworker/1:382:4093 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: adf22000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:383:4094 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. r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000013 r6:eaa7dd8c r5:84a7bc00 [<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) r5:8504078c r4:85040400 r7:ddde2d80 r6:83018200 r5:8504078c r4:84ae7a80 r10:00000000 r9:84ae7a80 r8:80287e08 r7:eaa6de60 r6:842e9a00 r5:84a7bc00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ae250000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:384:4095 blocked for more than 456 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r5:84a7e000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848df480 r5:85040b8c r4:85040800 r10:61c88647 r9:84a7e000 r8:84ae7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:385:4097 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/1:385 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:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:84a7ec00 r4:84a7ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a7ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:848df680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a7ec00 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:e0643000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85040f8c r4:85040c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85040f8c r4:84ae7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a7ec00 r8:84ae7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7b80 r8:80287e08 r7:eaa81e60 r6:842e9b00 r5:84a7ec00 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 r4:848df3c0 INFO: task kworker/1:385:4097 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8504138c r4:85041000 r4:84ae7c00 task:kworker/1:223 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:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d0000 r8:84ae7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7c80 r8:80287e08 r7:eaa89e60 r6:84ae7d00 r5:850d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa8dfb0 to 0xeaa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848df800 INFO: task kworker/1:387:4101 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ae9f6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r5:84b0438c r4:84b04000 r4:00000001 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) r5:8504178c r4:85041400 r4:84ae7d80 r4:848df940 Exception stack(0xe0171d28 to 0xe0171d70) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:389:4105 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/1:389 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8991d84 r8:00000002 r7:60000113 r6:e8991d8c r5:84bec800 r4:84bec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8991e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dfe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bec800 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:e06e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504278c r4:85042400 r10:61c88647 r9:84bec800 r8:84ae7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:390 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bebc00 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:e06d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504238c r4:85042000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8504238c r4:84ae7f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bebc00 r8:84ae7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ae7f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ae7f80 r8:80287e08 r7:e8991e60 r6:85078000 r5:84bebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa91fb0 to 0xeaa91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848dfd80 INFO: task kworker/1:390:4106 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: af069000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0171fb0 to 0xe0171ff8) r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:84bea400 r5:85042b8c r4:85042800 [<80287208>] (process_one_work) 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/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: af3db000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:392:4111 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/1:392 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) [<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) r4:00000001 task:kworker/1:223 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:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:842ee080 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) [<80287208>] (process_one_work) 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: 1d20: afd6c000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85078380 r8:80287e08 r7:eaa99e60 r6:85078400 r5:84bed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85079080 INFO: task kworker/1:394:4116 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 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: afd6c000 dffcd000 00000001 80239b98 7f8d7000 00000001 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:395:4118 blocked for more than 456 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850795c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85043b8c r4:85043800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85043b8c r4:85078480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:850784ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85078480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85078480 r8:80287e08 r7:eaa99e60 r6:85078500 r5:84bf0000 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 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<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 r7:ddde2d80 r6:83018200 r5:85043f8c r4:85078580 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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) Not tainted 6.15.0-rc7-syzkaller #0 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85079880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf1800 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:e07d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f438c r4:850f4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f438c r4:85078680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf1800 r8:850786ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85078680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85078680 r8:80287e08 r7:eaaa9e60 r6:85078700 r5:84bf1800 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 r4:850796c0 1d60: 80230ad0 80239bb0 800f0013 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 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 r4:00000001 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:84bf3000 r8:850788ac 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(0xeaa9dfb0 to 0xeaa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85079980 INFO: task kworker/1:399:4126 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b0448000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000001 INFO: task kworker/1:400:4128 blocked for more than 457 seconds. [<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) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0171d28 to 0xe0171d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 1fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:61c88647 r9:84bf4800 r8:85078aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:402:4132 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/1:402 state:D stack:0 pid:4132 tgid:4132 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) r7:ddde2d80 r6:83018200 r5:850f5b8c r4:85078b80 r4:85079e00 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:849f2f80 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) [<80287208>] (process_one_work) 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: r5:800f0013 r4:80239bb0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/1:404:4136 blocked for more than 457 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bf9800 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:e0867000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f5f8c r4:850f5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f5f8c r4:85078d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bf9800 r8:85078dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85078d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85078d80 r8:80287e08 r7:eaac5e60 r6:85078e00 r5:84bf9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaacdfb0 to 0xeaacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:850e8380 INFO: task kworker/1:404:4136 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 INFO: task kworker/1:405:4138 blocked for more than 457 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) r10:61c88647 r9:84bf8c00 r8:85078eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/1:406 state:D stack:0 pid:4140 tgid:4140 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:eaad5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bfbc00 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:e0871000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f638c r4:850f6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f638c r4:85078f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfbc00 r8:85078fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85078f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 [<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) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/1:223 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) r4:842ee080 r4:850d0c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065a80 r4:842e9c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b1bb2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 1fa0: 00000000 00000000 00000000 00000000 [<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) r4:850e8d40 1d20: b1fcc000 dffcd000 00000001 80239b98 7f8d7000 00000001 r5:84b0438c r4:84b04000 Exception stack(0xe0171fb0 to 0xe0171ff8) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:106 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:850d3000 r4:850d3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85067600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:850d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<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) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 1fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:61c88647 r9:850d3c00 r8:842e9eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 INFO: task kworker/1:410:4154 blocked for more than 457 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:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:850d4800 r4:850d4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850d4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850590c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4923000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f738c r4:850f7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850f738c r4:85044300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d4800 r8:8504432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85044300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r5:850d5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850592c0 r10:61c88647 r9:850d5400 r8:850443ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:412:4159 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/1:412 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85059500 r7:ddde2d80 r6:83018200 r5:850f7f8c r4:85044400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000001 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) r5:8510038c r4:85100000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510038c r4:85044480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850d6c00 r8:850444ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85044480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85044480 r8:80287e08 r7:eab11e60 r6:8504f180 r5:850d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab19fb0 to 0xeab19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850594c0 INFO: task kworker/1:413:4161 is blocked on a mutex likely owned by task kworker/1:223:3691. 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:84b97f8c r4:84b97c00 r10:61c88647 r9:850d1800 r8:8504f12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8504f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8504f100 r8:80287e08 r7:eaad9e60 r6:8504f200 r5:850d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab1dfb0 to 0xeab1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 INFO: task kworker/1:414:4164 blocked for more than 457 seconds. r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510078c r4:85100400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510078c r4:85044500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bfa400 r8:8504452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85044500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85059580 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b0438c r4:84b04000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<80287208>] (process_one_work) 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: r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:416 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:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:84bf6c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850599c0 [<80287208>] (process_one_work) 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:e0171dc0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:417:4170 blocked for more than 457 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) r4:85044800 r4:85059a80 1d20: b3813000 dffcd000 00000001 80239b98 7f8d7000 00000001 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:418:4171 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/1:418 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84bfec00 r4:84bfec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bfec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) [<804e77f0>] (_vm_unmap_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: r4:82ac21e4 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/0:109 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:800f0013 r4:80239bb0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850641c0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b3f3f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) r10:8291a684 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:85003000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:842ee080 r5:85000000 r4:8291a680 r5:00001000 r4:eab7d000 r10:61c88647 r9:85000000 r8:85044cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85044c80 r8:80287e08 r7:eab71e60 r6:85044d00 r5:85000000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab75fb0 to 0xeab75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85064180 INFO: task kworker/1:421:4179 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b434c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85003c00 r8:85044dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 Exception stack(0xe0171fb0 to 0xe0171ff8) 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510278c r4:85102400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510278c r4:85044e80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85044eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85044e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85044e80 r8:80287e08 r7:eab71e60 r6:85044f00 r5:85004800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab81fb0 to 0xeab81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85064bc0 INFO: task kworker/1:423:4185 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: r5:800f0013 r4:80239bb0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 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) r10:61c88647 r9:85002400 r8:85044fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) INFO: task kworker/1:425:4190 blocked for more than 457 seconds. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85064c80 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:426:4193 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/1:426 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89ddd84 r8:00000002 r7:60000013 r6:e89ddd8c r5:85006c00 r4:85006c00 [<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) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:427:4196 blocked for more than 457 seconds. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8780 r4:8507a280 r4:85058080 Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b5453000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 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 Call trace: r4:82ac21e4 r5:84b0438c r4:84b04000 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:429 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:85130c00 r4:85130c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85130c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850582c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:8507a480 r8:80287e08 r7:eaba1e60 r6:8507a500 r5:85130c00 r5:800f0013 r4:80239bb0 [<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 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:430:4200 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/1:430 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85132400 [<804e77f0>] (_vm_unmap_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) r4:85058280 1d20: b5dc5000 dffcd000 00000001 80239b98 7f8d7000 00000001 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:842ee080 r5:85131800 r4:8291a680 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0438c r4:84b04000 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:110:4204 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/0:110 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eaba5d8c r5:849a2400 r4:849a2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018005 r8:849a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 r7:dddced80 r6:83018000 r5:851a478c r4:8504f300 r4:85067300 1d20: b6566000 dffcd000 00000001 80239b98 7f8d7000 00000001 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:111:4205 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/0:111 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:848fdb8c r4:848fd800 r10:61c88647 r9:849a0000 r8:8504f42c 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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:849a1800 r4:8291a680 r9:83018205 r8:849a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 r10:00000000 r9:8507a780 r8:80287e08 r7:eabb1e60 r6:8504f500 r5:849a1800 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168440 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848fd78c r4:848fd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848fd78c r4:8504f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a3000 r8:8504f5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8504f580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8504f580 r8:80287e08 r7:eaba5e60 r6:8504f600 r5:849a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabb9fb0 to 0xeabb9ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:85067840 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8510938c r4:85109000 r4:8507a800 r4:85058a40 1d20: b7064000 dffcd000 00000001 80239b98 7f8d7000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/1:434:4214 blocked for more than 457 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85058c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4967000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510978c r4:85109400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510978c r4:8507a880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8507a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507a880 r8:80287e08 r7:eabc5e60 r6:8504f700 r5:849a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabcdfb0 to 0xeabcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85058b00 INFO: task kworker/1:434:4214 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d20: b7630000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 INFO: task kworker/1:435:4216 blocked for more than 457 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 r5:85109b8c r4:85109800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85109b8c r4:8507a900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8507a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507a900 r8:80287e08 r7:eabcde60 r6:8504f780 r5:849a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd5fb0 to 0xeabd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85058c80 INFO: task kworker/1:435:4216 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b7630000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85109f8c r4:85109c00 r7:ddde2d80 r6:83018200 r5:85109f8c r4:8507a980 r4:85058d80 r4:00000000 r4:e0171dc0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:842ee080 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:437 state:D stack:0 pid:4220 tgid:4220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:851a8000 r4:851a8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851a8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85064800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851a8000 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:e89af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510a38c r4:8510a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510a38c r4:8507aa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851a8000 r8:8507aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507aa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xeabe5fb0 to 0xeabe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85064f40 INFO: task kworker/1:437:4220 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b82f5000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:00001000 r4:e0027000 [<80287208>] (process_one_work) 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: [<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) r5:8510ab8c r4:8510a800 r7:ddde2d80 r6:83018200 r5:8510ab8c r4:8507aa80 r4:8507aa80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:439:4223 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/1:439 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:851aa400 r4:851aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851aa400 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:e89b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510a78c r4:8510a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510a78c r4:8507ab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851aa400 r8:8507ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507ab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:00000000 r5:84b0438c r4:84b04000 r4:849f2f80 r4:00000001 r4:842ee080 task:kworker/1:440 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8510af8c r4:8510ac00 r10:61c88647 r9:851abc00 r8:8507abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff 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) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851a9800 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:e89e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510b38c r4:8510b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510b38c r4:8507ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851a9800 r8:8507ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507ac00 r8:80287e08 r7:eabf9e60 r6:8504fa80 r5:851a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabfdfb0 to 0xeabfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ef140 INFO: task kworker/1:441:4227 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b8d37000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:442:4229 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/1:442 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:851ac800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8510b78c r4:8510b400 r7:ddde2d80 r6:83018200 r5:8510b78c r4:8507ac80 r10:00000000 r9:8507ac80 r8:80287e08 r7:eabfde60 r6:8504fb00 r5:851ac800 r4:850ef300 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:443:4231 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/1:443 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eac05d8c r5:851ad400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 r5:8510bb8c r4:8510b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8507ad00 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: b91c4000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:113:4233 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/0:113 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:851ae000 r4:851ae000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ae000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ae000 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:eaa27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8510bf8c r4:8510bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8510bf8c r4:8504fc00 r10:61c88647 r9:851ae000 r8:8504fc2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 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 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r8:851aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b478c r4:850b4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b478c r4:8507ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851aec00 r8:8507adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507ad80 r8:80287e08 r7:eac05e60 r6:8504fd00 r5:851aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac09fb0 to 0xeac09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ef200 INFO: task kworker/1:444:4235 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: b982d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:445:4236 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/1:445 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:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:85134800 r4:85134800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85134800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:850ef980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85134800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b438c r4:850b4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b438c r4:8507ae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85134800 r8:8507ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8507ae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507ae00 r8:80287e08 r7:eac09e60 r6:8507ae80 r5:85134800 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 r4:850ef880 INFO: task kworker/1:445:4236 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ba044000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:114:4238 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/0:114 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:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:85136000 r4:85136000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85136000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85136000 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:eac2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a438c r4:851a4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a438c r4:8504fd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85136000 r8:8504fdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8504fd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8504fd80 r8:80287e08 r7:eaba5e60 r6:8507af00 r5:85136000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac0dfb0 to 0xeac0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85168640 INFO: task kworker/0:114:4238 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ba044000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:446:4241 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/1:446 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eac25d8c r5:85133000 r4:85133000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85133000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 r4:00000000 r5:850b4b8c r4:850b4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b4b8c r4:8507af80 r10:00000000 r9:8507af80 r8:80287e08 r7:eac09e60 r6:85074000 r5:85133000 task:kworker/1:223 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 r5:842ee0c0 [<80287208>] (process_one_work) 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: [<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) r7:ddde2d80 r6:83018200 r5:850b678c r4:85074080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: ba639000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:115:4246 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/0:115 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:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:85135400 r4:85135400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85135400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:850478c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85135400 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:dfa31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a5b8c r4:851a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a5b8c r4:8504fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85135400 r8:8504fe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8504fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8504fe00 r8:80287e08 r7:eaba5e60 r6:85074180 r5:85135400 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 r4:85168840 INFO: task kworker/0:115:4246 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: baef3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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 r5:84b0438c r4:84b04000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85005400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 r5:00001000 r4:eac4d000 r5:851a4b8c r4:851a4800 r10:61c88647 r9:85005400 r8:8504feac r7:82804d40 r6:dddced80 r5:dddceda0 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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: baef3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:448:4248 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/1:448 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:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:85138000 r4:85138000 [<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) r5:850b4f8c r4:850b4c00 r10:61c88647 r9:85138000 r8:850742ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85067dc0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:842ee080 task:kworker/0:117 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:850b538c r4:850b5000 r7:dddced80 r6:83018000 r5:850b538c r4:8504ff00 r4:00000001 r4:85168980 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:449:4252 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/1:449 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85138c00 r4:85138c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85138c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85138c00 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:eac7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b578c r4:850b5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b578c r4:85074400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85138c00 r8:8507442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074400 r8:80287e08 r7:eac2de60 r6:85074480 r5:85138c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac69fb0 to 0xeac69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8504d2c0 INFO: task kworker/1:449:4252 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bbdaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 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 r5:85168b80 r5:851a4f8c r4:851a4c00 r10:61c88647 r9:8513bc00 r8:8504ffac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:119:4255 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/0:119 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:851ab000 r4:851ab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851ab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f105000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead1f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a538c r4:851a5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a538c r4:84214e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851ab000 r8:84214e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84214e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84214e00 r8:80287e08 r7:eac41e60 r6:8505b000 r5:851ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabf5fb0 to 0xeabf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 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 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 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) r5:00001000 r4:eac81000 r5:850b5b8c r4:850b5800 r10:61c88647 r9:849a6000 r8:850745ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8504d540 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:451:4261 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/1:451 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac91d84 r8:00000002 r7:60000013 r6:eac91d8c r5:849a0c00 r4:849a0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d880 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850b5f8c r4:850b5c00 r10:61c88647 r9:849a0c00 r8:8507462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:452:4262 blocked for more than 458 seconds. r4:849a6c00 [<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) r10:61c88647 r9:849a6c00 r8:850746ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:453:4265 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/1:453 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:84900c00 r4:84900c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84900c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504dbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84900c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b6b8c r4:850b6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b6b8c r4:85074700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84900c00 r8:8507472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074700 r8:80287e08 r7:eac2de60 r6:8505b200 r5:84900c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacadfb0 to 0xeacadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8504da80 INFO: task kworker/1:453:4265 is blocked on a mutex likely owned by task kworker/1:223:3691. Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:842ee080 Workqueue: events bpf_prog_free_deferred r5:84902400 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) r10:61c88647 r9:84902400 r8:850747ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:455:4270 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/1:455 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:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:84901800 r4:84901800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84901800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8504dcc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84901800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b6f8c r4:850b6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b6f8c r4:85074800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84901800 r8:8507482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074800 r8:80287e08 r7:eacc1e60 r6:8505b300 r5:84901800 r4:00000001 Exception stack(0xeaccdfb0 to 0xeaccdff8) r4:8504dd00 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:842ee080 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 r8:84903c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 r7:ddde2d80 r6:83018200 r5:850b778c r4:85074880 Exception stack(0xeacd1fb0 to 0xeacd1ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0171d28 to 0xe0171d70) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:457:4273 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/1:457 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:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:8513b000 r4:8513b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513b000 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:eacd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b7b8c r4:850b7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b7b8c r4:85074900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513b000 r8:8507492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074900 r8:80287e08 r7:eacd1e60 r6:85074980 r5:8513b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac79fb0 to 0xeac79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845b2940 INFO: task kworker/1:457:4273 is blocked on a mutex likely owned by task kworker/1:223:3691. r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:458:4275 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/1:458 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:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:8513c800 r4:8513c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513c800 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: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) r5:850b7f8c r4:850b7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850b7f8c r4:85074a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513c800 r8:85074a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074a00 r8:80287e08 r7:eac79e60 r6:85074a80 r5:8513c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc9fb0 to 0xeacc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85168e40 INFO: task kworker/1:458:4275 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:459:4276 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/1:459 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:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:8513d400 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:eaca5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaced000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511438c r4:85114000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511438c r4:85074b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85074b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074b00 r8:80287e08 r7:eacc9e60 r6:85074b80 r5:8513d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca5fb0 to 0xeaca5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85168e40 INFO: task kworker/1:459:4276 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:460:4279 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/1:460 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eace5d8c 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) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 r5:85114b8c r4:85114800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85114b8c r4:85074c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513e000 r8:85074c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074c00 r8:80287e08 r7:eaca5e60 r6:85074c80 r5:8513e000 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 r4:8512d2c0 INFO: task kworker/1:460:4279 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:461:4281 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/1:461 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:8513ec00 r4:8513ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513ec00 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:eacfb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511478c r4:85114400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511478c r4:85074d00 r10:61c88647 r9:8513ec00 r8:85074d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d20: beb27000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r4:e0171dc0 r4:00000000 r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:462:4284 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/1:462 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:ead05d8c r5:85136c00 r4:85136c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85136c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512d5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85136c00 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: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) r5:85114f8c r4:85114c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85114f8c r4:85074e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85136c00 r8:85074e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074e00 r8:80287e08 r7:eace5e60 r6:85074e80 r5:85136c00 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 r4:8512d3c0 INFO: task kworker/1:462:4284 is blocked on a mutex likely owned by task kworker/1:223:3691. r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: beb27000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:842ee080 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8511538c r4:85115000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511538c r4:85074f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85074f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85074f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85074f00 r8:80287e08 r7:ead05e60 r6:85074f80 r5:85140c00 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 r4:8512d8c0 INFO: task kworker/1:463:4285 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bee3f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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) [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512df40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85141800 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:dfcf3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85115b8c r4:85115800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85115b8c r4:838f9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85141800 r8:838f9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:838f9e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:838f9e00 r8:80287e08 r7:eacf1e60 r6:8516e000 r5:85141800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead1dfb0 to 0xead1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8512d740 INFO: task kworker/1:464:4287 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 1d20: bf472000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:82ac21e4 r4:e0171dc0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "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:eaa35d84 r8:00000002 r7:60000013 r6:eaa35d8c 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512da80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511578c r4:85115400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511578c r4:8516e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85143000 r8:8516e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e080 r8:80287e08 r7:ead1de60 r6:8516e100 r5:85143000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa35fb0 to 0xeaa35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8512db00 INFO: task kworker/1:465:4289 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bf8d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:466:4293 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/1:466 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:ead39d8c r5:85142400 r4:85142400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85142400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512e2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85142400 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:e04fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85116b8c r4:85116800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85116b8c r4:8516e180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85142400 r8:8516e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e180 r8:80287e08 r7:ead1de60 r6:8516e200 r5:85142400 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 r4:8512db00 INFO: task kworker/1:466:4293 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bf8d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:467:4296 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/1:467 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:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84904800 r4:84904800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84904800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84904800 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:dfeeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85115f8c r4:85115c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85115f8c r4:8516e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8516e280 r10:00000000 r9:8516e280 r8:80287e08 r7:ead39e60 r6:8505b400 r5:84904800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0171d28 to 0xe0171d70) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:468:4297 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84905400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84905400 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:dff39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511638c r4:85116000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511638c r4:8516e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84905400 r8:8516e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e300 r8:80287e08 r7:ead39e60 r6:8505b480 r5:84905400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead41fb0 to 0xead41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85067c40 INFO: task kworker/1:468:4297 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bfcbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:120:4298 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/0:120 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:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:84906000 r4:84906000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84906000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84906000 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:e89cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a738c r4:851a7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a738c r4:8505b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84906000 r8:8505b52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8505b500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8505b500 r8:80287e08 r7:eac41e60 r6:8505b580 r5:84906000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead45fb0 to 0xead45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85047b80 INFO: task kworker/0:120:4298 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: bfcbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:121:4299 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/0:121 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:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:84906c00 r4:84906c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84906c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85047f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84906c00 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:e05d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a5f8c r4:851a5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a5f8c r4:8505b600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84906c00 r8:8505b62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8505b600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8505b600 r8:80287e08 r7:ead45e60 r6:8505b680 r5:84906c00 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 r4:85047b80 INFO: task kworker/0:121:4299 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c063e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:469:4301 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/1:469 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:ead51d8c r5:84903000 r4:84903000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84903000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512e040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84903000 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:e00e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511678c r4:85116400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511678c r4:8516e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84903000 r8:8516e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e380 r8:80287e08 r7:ead39e60 r6:8505b700 r5:84903000 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 r4:8512e000 INFO: task kworker/1:469:4301 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c063e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:470:4303 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/1:470 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84800c00 r4:84800c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84800c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512e5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84800c00 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:e0637000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511778c r4:85117400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511778c r4:8516e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84800c00 r8:8516e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e400 r8:80287e08 r7:ead39e60 r6:8505b780 r5:84800c00 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 r4:8512e200 INFO: task kworker/1:470:4303 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c0e2b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:471:4305 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/1:471 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84800000 r4:84800000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84800000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512e300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84800000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<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) r5:85116f8c r4:85116c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85116f8c r4:8516e480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84800000 r8:8516e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e480 r8:80287e08 r7:ead59e60 r6:8505b800 r5:84800000 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 r4:8512e140 INFO: task kworker/1:471:4305 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c0e2b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:472:4307 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/1:472 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead35d84 r8:00000002 r7:60000113 r6:ead35d8c r5:85143c00 r4:85143c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85143c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85143c00 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:e05f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511738c r4:85117000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511738c r4:8516e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85143c00 r8:8516e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e500 r8:80287e08 r7:ead59e60 r6:8516e580 r5:85143c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead35fb0 to 0xead35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8512e240 INFO: task kworker/1:472:4307 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c1045000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Exception stack(0xe0171fb0 to 0xe0171ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Call trace: r4:85144800 r5:85144800 r4:8291a680 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85144800 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:e0665000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85117b8c r4:85117800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85117b8c r4:8516e600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8516e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e600 r8:80287e08 r7:ead59e60 r6:8516e680 r5:85144800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead65fb0 to 0xead65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8512e700 INFO: task kworker/1:473:4311 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c1723000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:474:4313 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/1:474 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85145400 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: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) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85145400 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:e068b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85117f8c r4:85117c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85117f8c r4:8516e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85145400 r8:8516e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e700 r8:80287e08 r7:ead65e60 r6:8516e780 r5:85145400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead69fb0 to 0xead69ff8) 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) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:475:4314 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/1:475 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000113 r6:ead6dd8c 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:ead6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ee00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0707000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85120b8c r4:85120800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85120b8c r4:8516e800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8516e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e800 r8:80287e08 r7:ead69e60 r6:8516e880 r5:85146000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead6dfb0 to 0xead6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8512ea00 INFO: task kworker/1:475:4314 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c1a8a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:476:4317 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/1:476 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85146c00 r4:85146c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85146c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8512ea80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85146c00 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:e06a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512038c r4:85120000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512038c r4:8516e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85146c00 r8:8516e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516e900 r8:80287e08 r7:ead6de60 r6:8516e980 r5:85146c00 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 r4:8512ea40 INFO: task kworker/1:476:4317 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c1a8a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:122:4318 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/0:122 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:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:85140000 r4:85140000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85140000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:851812c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85140000 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:e079f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a638c r4:851a6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a638c r4:8505b880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8505b8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8505b880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8505b880 r8:80287e08 r7:ead45e60 r6:8516ea00 r5:85140000 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 r4:85067dc0 INFO: task kworker/0:122:4318 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c1d4a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:477:4319 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/1:477 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:85139800 r4:85139800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85139800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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) r5:8512078c r4:85120400 r10:61c88647 r9:85139800 r8:8516eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85148000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85120f8c r4:85120c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85120f8c r4:8516eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85148000 r8:8516ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516eb80 r8:80287e08 r7:ead6de60 r6:8516ec00 r5:85148000 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 r4:8512ed80 INFO: task kworker/1:478:4321 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c20af000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 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) r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 r5:8512138c r4:85121000 r7:ddde2d80 r6:83018200 r5:8512138c r4:8516ec80 Exception stack(0xead81fb0 to 0xead81ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<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 Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c 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:ead89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851814c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85149800 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:e07ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851a678c r4:851a6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851a678c r4:8505b900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8505b92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8505b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8505b900 r8:80287e08 r7:ead45e60 r6:8516ed80 r5:85149800 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 r4:851811c0 INFO: task kworker/0:123:4325 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c2583000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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 r5:8517f340 r5:8512178c r4:85121400 r10:61c88647 r9:8514b000 r8:8516ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:842ee080 task:kworker/1:481 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517f540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85121b8c r4:85121800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85121b8c r4:8516ef00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8516ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516ef00 r8:80287e08 r7:ead8de60 r6:8516ef80 r5:8514a400 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 r4:8517f300 INFO: task kworker/1:481:4330 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c2a5a000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:8512378c r4:8517d000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) 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(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:8514bc00 [<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) r5:85121f8c r4:85121c00 r10:61c88647 r9:8514bc00 r8:8517d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<80287208>] (process_one_work) 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(0xe0171fb0 to 0xe0171ff8) r4:842ee080 task:kworker/0:124 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:851a6f8c r4:8505b980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:484:4338 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/1:484 state:D stack:0 pid:4338 tgid:4338 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:8514ec00 r4:8514ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8517fa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8514ec00 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:e0833000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512238c r4:85122000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512238c r4:8517d280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514ec00 r8:8517d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517d280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517d280 r8:80287e08 r7:ead95e60 r6:8517d300 r5:8514ec00 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 r4:8517fb00 INFO: task kworker/1:484:4338 is blocked on a mutex likely owned by task kworker/1:223:3691. [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:485:4339 blocked for more than 459 seconds. r4:8514e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 r9:83018205 r8:8514e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 r7:ddde2d80 r6:83018200 r5:8512278c r4:8517d380 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:486:4342 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/1:486 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:85150000 r4:85150000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8517fd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85150000 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:dfa0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85122b8c r4:85122800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85122b8c r4:8517d480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85150000 r8:8517d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517d480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517d480 r8:80287e08 r7:ead95e60 r6:8517d500 r5:85150000 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 r4:8517fd80 INFO: task kworker/1:486:4342 is blocked on a mutex likely owned by task kworker/1:223:3691. r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 task:kworker/1:487 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:85122f8c r4:85122c00 r7:ddde2d80 r6:83018200 r5:85122f8c r4:8517d580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0013 ffffffff 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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85153000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85153000 r8:8517d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c39ba000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:489:4348 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/1:489 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:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:85151800 r4:85151800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85151800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:851881c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85151800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<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) r5:85123b8c r4:85123800 r10:61c88647 r9:85151800 r8:8517d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) "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 r8:85153c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:85123f8c r4:85123c00 r4:8517d880 Exception stack(0xeac11fb0 to 0xeac11ff8) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:491:4351 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/1:491 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:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:85154800 r4:85154800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85154800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85188540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85154800 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:e0569000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521c38c r4:8521c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521c38c r4:8517d980 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8517d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517d980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517d980 r8:80287e08 r7:eac11e60 r6:8517da00 r5:85154800 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 r4:85188180 INFO: task kworker/1:491:4351 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c4241000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:82ac21e4 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85155400 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) r5:8521cf8c r4:8521cc00 r10:61c88647 r9:85155400 r8:8517daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85188680 INFO: task kworker/1:492:4354 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c4241000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:493:4355 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/1:493 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:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:85156000 r4:85156000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) 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:eac55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<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 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8521c78c r4:8521c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521c78c r4:8517db80 r10:61c88647 r9:85156000 r8:8517dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 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) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 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) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:494:4358 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/1:494 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:eacc5d84 r8:00000002 r7:60000113 r6:eacc5d8c r5:85156c00 r4:85156c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85156c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85156c00 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:e076d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521cb8c r4:8521c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521cb8c r4:8517dc80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8517dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517dc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517dc80 r8:80287e08 r7:eac21e60 r6:8517dd00 r5:85156c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc5fb0 to 0xeacc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85188980 INFO: task kworker/1:494:4358 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c4402000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85152400 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) r5:8521d38c r4:8521d000 r7:ddde2d80 r6:83018200 r5:8521d38c r4:8517dd80 Exception stack(0xeada9fb0 to 0xeada9ff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 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) r7:ddde2d80 r6:83018200 r5:8521d78c r4:8517de80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:497:4365 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/1:497 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:85159800 r4:85159800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85159800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85159800 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:e4901000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8521db8c r4:8521d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8517df80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: c4bfe000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:498:4367 blocked for more than 459 seconds. r4:8515a400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8515a400 r8:8519c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:499:4369 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/1:499 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8515b000 r4:8515b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519b240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515b000 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:e4955000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521e38c r4:8521e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521e38c r4:8519c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515b000 r8:8519c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519c180 r8:80287e08 r7:eadb1e60 r6:8519c200 r5:8515b000 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:00000001 r4:842ee080 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) r5:8521ef8c r4:8521ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521ef8c r4:8519c280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84806000 r8:8519c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519c280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519c280 r8:80287e08 r7:eadb5e60 r6:8505ba00 r5:84806000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadbdfb0 to 0xeadbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8519b200 INFO: task kworker/1:500:4370 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c5373000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:501:4372 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/1:501 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:84806c00 r4:00000000 r9:83018205 r8:84806c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 r5:8521e78c r4:8521e400 [<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) r4:8519b340 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:82ac21e4 r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:84805400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8521eb8c r4:8521e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8521eb8c r4:8519c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84805400 r8:8519c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519c380 r8:80287e08 r7:eadbde60 r6:8505bb00 r5:84805400 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 r4:8519b680 INFO: task kworker/1:502:4374 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c5947000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r5:84b0438c r4:84b04000 Exception stack(0xe0171fb0 to 0xe0171ff8) r4:84804800 r4:00000000 r5:8521f38c r4:8521f000 r7:ddde2d80 r6:83018200 r5:8521f38c r4:8519c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84804800 r8:8519c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519c400 r8:80287e08 r7:eadbde60 r6:8505bb80 r5:84804800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb9fb0 to 0xeadb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519b680 INFO: task kworker/1:503:4377 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0171d28 to 0xe0171d70) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 Exception stack(0xe0171fb0 to 0xe0171ff8) [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851a7f8c r4:851a7c00 r7:dddced80 r6:83018000 r5:851a7f8c r4:8505bc00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:126:4380 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/0:126 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:84803c00 r4:84803c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84803c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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:eadd9e08 r5:851a7b8c r4:851a7800 r7:dddced80 r6:83018000 r5:851a7b8c r4:8505bd00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r5:84b0438c r4:84b04000 Exception stack(0xe0171fb0 to 0xe0171ff8) Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eade5d84 r8:00000002 r7:60000113 r6:eade5d8c r5:84802400 r4:84802400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84802400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8519b9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84802400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r5:8521f78c r4:8521f400 r4:8519c480 r4:8519b980 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fc0: 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:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:84a88000 r4:84a88000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a88000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8522438c r4:85224000 [<80287208>] (process_one_work) 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 [<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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:4386 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/1:506 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84a88c00 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) r4:00000000 r5:8521fb8c r4:8521f800 [<80287208>] (process_one_work) 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: r4:82ac21e4 r5:84b0438c r4:84b04000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 r5:8521ff8c r4:8521fc00 Exception stack(0xeadf9fb0 to 0xeadf9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519bbc0 INFO: task kworker/1:507:4388 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c6bbf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [<81a53104>] (__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:ead29e08 r9:83018205 r8:84a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 r5:85224f8c r4:85224c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8519c680 Exception stack(0xead29fb0 to 0xead29ff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<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:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:84a8b000 [<804e77f0>] (_vm_unmap_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) r5:8522478c r4:85224400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8522478c r4:8519c700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8519c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519c700 r8:80287e08 r7:ead29e60 r6:84814080 r5:84a8b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead2dfb0 to 0xead2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8519b580 INFO: task kworker/1:509:4392 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c6fa6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:510 state:D stack:0 pid:4394 tgid:4394 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:e0073000 r5:85224b8c r4:85224800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8515c800 r8:8519c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeadd5fb0 to 0xeadd5ff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c7198000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc7-syzkaller #0 r5:8515ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848167c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8515ec00 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:e07a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8522538c r4:85225000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8522538c r4:8519ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515ec00 r8:8519ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519ca00 r8:80287e08 r7:ead29e60 r6:8519ca80 r5:8515ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae09fb0 to 0xeae09ff8) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0171d28 to 0xe0171d70) 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) Not tainted 6.15.0-rc7-syzkaller #0 r4:8515d400 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848ff38c r4:848ff000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848ff38c r4:84814100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814100 r8:80287e08 r7:eadd1e60 r6:8519cb00 r5:8515d400 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 r4:84b50f40 INFO: task kworker/0:127:4401 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c73f8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 task:kworker/0:128 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 r9:83018005 r8:8515bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 r5:848fef8c r4:848fec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515bc00 r8:848141ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814180 r8:80287e08 r7:eae11e60 r6:8519cb80 r5:8515bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae15fb0 to 0xeae15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84b50f40 INFO: task kworker/0:128:4402 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c78ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<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:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:85160000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eac19000 r5:851ecf8c r4:851ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecf8c r4:84814200 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8481422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814200 r8:80287e08 r7:eae15e60 r6:8519cc00 r5:85160000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae1dfb0 to 0xeae1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b50380 INFO: task kworker/0:129:4403 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c78ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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) r4:849f2f80 r4:00000001 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85160c00 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:e06fd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848feb8c r4:848fe800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:848feb8c r4:84814280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85160c00 r8:848142ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814280 r8:80287e08 r7:eae1de60 r6:8519cc80 r5:85160c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae21fb0 to 0xeae21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50380 INFO: task kworker/0:130:4405 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c7b4d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e0027000 [<80287208>] (process_one_work) 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 task:kworker/0:131 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c 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:eae29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848370c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ec38c r4:851ec000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ec38c r4:84814300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85163000 r8:8481432c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814300 r8:80287e08 r7:eae1de60 r6:8519cd00 r5:85163000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 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 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 r5:8522578c r4:85225400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8519cd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519cd80 r8:80287e08 r7:eae09e60 r6:8519ce00 r5:85161800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae25fb0 to 0xeae25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84816900 INFO: task kworker/1:512:4409 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c85c8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 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) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85225b8c r4:85225800 r10:61c88647 r9:85163c00 r8:8519ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c85c8000 dffcd000 00000001 80239b98 7f8d7000 00000001 r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2f80 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:e0817000 r5:8522638c r4:85226000 r4:8519cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519cf80 r8:80287e08 r7:eae31e60 r6:8519c780 r5:85165400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae35fb0 to 0xeae35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84816b80 INFO: task kworker/1:514:4413 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:515:4416 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/1:515 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000013 r6:eae2dd8c 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:eae2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84816dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85162400 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:e07f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85225f8c r4:85225c00 r7:ddde2d80 r6:83018200 r5:85225f8c r4:8519c800 Exception stack(0xeae2dfb0 to 0xeae2dff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:516:4418 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/1:516 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:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:85166000 r4:85166000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85166000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84816240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85166000 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:e084d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8522678c r4:85226400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8522678c r4:8519f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85166000 r8:8519f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f000 r8:80287e08 r7:eae35e60 r6:8519f080 r5:85166000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae01fb0 to 0xeae01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<80287208>] (process_one_work) 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 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:eaa2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85226b8c r4:85226800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85226b8c r4:8519f100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8519f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f100 r8:80287e08 r7:eae01e60 r6:8519f180 r5:85166c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadddfb0 to 0xeadddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84b57080 INFO: task kworker/1:517:4420 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:518:4422 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/1:518 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 r5:85226f8c r4:85226c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8519f200 Exception stack(0xeae39fb0 to 0xeae39ff8) r4:84b57080 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<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 [<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) [<80287208>] (process_one_work) 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(0xeae41fb0 to 0xeae41ff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:520:4426 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/1:520 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:85258c00 r4:85258c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85258c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8522778c r4:85227400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8519f400 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r4:82ac21e4 r5:00001000 r4:e0027000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:8525a400 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: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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57900 r5:85227b8c r4:85227800 r4:00000001 r4:84b576c0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:84a8c800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57a80 r4:8519f600 r4:84b578c0 1d20: c9b0c000 dffcd000 00000001 80239b98 7f8d7000 00000001 r5:84b0438c r4:84b04000 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:523:4432 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/1:523 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:84a8e000 r4:84a8e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:85230b8c r4:85230800 r10:00000000 r9:8519f680 r8:80287e08 r7:eae51e60 r6:84814400 r5:84a8e000 Exception stack(0xe0171d28 to 0xe0171d70) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:4434 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/1:524 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eae59d8c 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:eae59e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8523038c r4:85230000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8519f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f700 r8:80287e08 r7:eae3de60 r6:84814480 r5:84a8ec00 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 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 800f0013 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) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 r5:8523078c r4:85230400 r10:61c88647 r9:84a8d400 r8:8481452c r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: 1d20: ca3b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85231b8c r4:85231800 r4:8519f780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f780 r8:80287e08 r7:eae3de60 r6:84814600 r5:84a8bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae61fb0 to 0xeae61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b57bc0 INFO: task kworker/1:525:4437 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ca3b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:133:4441 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/0:133 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:84900000 r4:84900000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84900000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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 r5:84837880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84900000 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:eabdf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ec78c r4:851ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ec78c r4:84814680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84900000 r8:848146ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814680 r8:80287e08 r7:eae1de60 r6:84814700 r5:84900000 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 r4:84837480 INFO: task kworker/0:133:4441 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<80287208>] (process_one_work) 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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:526:4443 blocked for more than 460 seconds. Workqueue: events bpf_prog_free_deferred r4:84801800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r8:84801800 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: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) r5:85230f8c r4:85230c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85230f8c r4:8519f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84801800 r8:8519f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f800 r8:80287e08 r7:eae61e60 r6:84814780 r5:84801800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae71fb0 to 0xeae71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519a100 INFO: task kworker/1:526:4443 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:527:4444 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/1:527 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85260000 r4:85260000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85260000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8523138c r4:85231000 [<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) r4:8519f880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f880 r8:80287e08 r7:eae61e60 r6:84814800 r5:85260000 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 r4:8519a340 INFO: task kworker/1:527:4444 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:528:4445 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/1:528 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae79d84 r8:00000002 r7:60000013 r6:eae79d8c r5:85260c00 r4:85260c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85260c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85260c00 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: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) r5:8523178c r4:85231400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523178c r4:8519f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85260c00 r8:8519f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f900 r8:80287e08 r7:eae61e60 r6:84814880 r5:85260c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae79fb0 to 0xeae79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519a1c0 INFO: task kworker/1:528:4445 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:529:4448 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/1:529 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:85261800 r4:85261800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85261800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85261800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85231f8c r4:85231c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85231f8c r4:8519f980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85261800 r8:8519f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519f980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f980 r8:80287e08 r7:eae61e60 r6:84814900 r5:85261800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8519a340 INFO: task kworker/1:529:4448 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: caea3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:530:4450 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/1:530 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:85262400 r4:85262400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85262400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85262400 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:eac49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523278c r4:85232400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523278c r4:8519fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85262400 r8:8519fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fa00 r8:80287e08 r7:eae7de60 r6:84814980 r5:85262400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae81fb0 to 0xeae81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519a440 INFO: task kworker/1:530:4450 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:531:4453 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/1:531 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae89d84 r8:00000002 r7:60000013 r6:eae89d8c r5:85258000 r4:85258000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85258000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85258000 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:eac33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523238c r4:85232000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523238c r4:8519fa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85258000 r8:8519faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fa80 r8:80287e08 r7:eae81e60 r6:8519fb00 r5:85258000 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 r4:8519a680 INFO: task kworker/1:531:4453 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:134:4454 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/0:134 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85263000 r4:85263000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85263000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85263000 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:eabed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ecb8c r4:851ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecb8c r4:84814a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85263000 r8:84814a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814a00 r8:80287e08 r7:eae1de60 r6:84814a80 r5:85263000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae69fb0 to 0xeae69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84837cc0 INFO: task kworker/0:134:4454 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:135:4456 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/0:135 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:85264800 r4:85264800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85264800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85264800 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:eae19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ef78c r4:851ef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ef78c r4:84814b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85264800 r8:84814b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814b00 r8:80287e08 r7:eae1de60 r6:84814b80 r5:85264800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae85fb0 to 0xeae85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84837b00 INFO: task kworker/0:135:4456 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:136:4458 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/0:136 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:85266000 r4:85266000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85266000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844027c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85266000 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:eaa29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523c78c r4:8523c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8523c78c r4:84814c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85266000 r8:84814c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84814c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84814c00 r8:80287e08 r7:eae85e60 r6:84814c80 r5:85266000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae91fb0 to 0xeae91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84837dc0 INFO: task kworker/0:136:4458 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:532:4460 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/1:532 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eae95d8c r5:85263c00 r4:85263c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85263c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8519ab00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85263c00 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:eac59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85232b8c r4:85232800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85232b8c r4:8519fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85263c00 r8:8519fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fb80 r8:80287e08 r7:eae81e60 r6:84814d00 r5:85263c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae95fb0 to 0xeae95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8519a900 INFO: task kworker/1:532:4460 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:533:4462 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/1:533 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eae9dd8c r5:85265400 r4:85265400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85265400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8519a900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85265400 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:eac6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85232f8c r4:85232c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85232f8c r4:8519fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85265400 r8:8519fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fc00 r8:80287e08 r7:eae95e60 r6:84814d80 r5:85265400 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 r4:8519aac0 INFO: task kworker/1:533:4462 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cc3c2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:4464 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/1:534 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:eaea1d84 r8:00000002 r7:60000013 r6:eaea1d8c r5:84a48000 r4:84a48000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a48000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ad80 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac75000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523338c r4:85233000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523338c r4:8519fc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a48000 r8:8519fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fc80 r8:80287e08 r7:eae9de60 r6:84814e00 r5:84a48000 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 r4:8519ab80 INFO: task kworker/1:534:4464 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cc3c2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:535:4466 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/1:535 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c 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:eaea9e08 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 r5:849a9340 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85234f8c r4:85234c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a49800 r8:8519fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:8519fd80 r8:80287e08 r7:eaea1e60 r6:84814e80 r5:84a49800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519ab80 INFO: task kworker/1:535:4466 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cc815000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:536:4467 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/1:536 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:84a4a400 r4:84a4a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ae80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4a400 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: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) r5:8523378c r4:85233400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523378c r4:8519fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4a400 r8:8519fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fe00 r8:80287e08 r7:eaea9e60 r6:84814f00 r5:84a4a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeadfb0 to 0xeaeadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8519ab80 INFO: task kworker/1:536:4467 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cccd9000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:537:4469 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/1:537 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:eaebdd84 r8:00000002 r7:60000013 r6:eaebdd8c 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: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 r5:8519abc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a48c00 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:eac8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85233b8c r4:85233800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85233b8c r4:8519fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a48c00 r8:8519fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fd00 r8:80287e08 r7:eaea9e60 r6:84814f80 r5:84a48c00 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 r4:8519ae00 INFO: task kworker/1:537:4469 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cccd9000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:538:4471 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/1:538 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c 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:eaed1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85233f8c r4:85233c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85233f8c r4:8519fe80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8519feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519fe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fe80 r8:80287e08 r7:eaea9e60 r6:844d9000 r5:84a4c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaed1fb0 to 0xeaed1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50300 INFO: task kworker/1:538:4471 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ccf18000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:539:4473 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/1:539 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000013 r6:eaef9d8c r5:84a4bc00 r4:84a4bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523438c r4:85234000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523438c r4:8519ff00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4bc00 r8:8519ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519ff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519ff00 r8:80287e08 r7:eaea9e60 r6:844d9080 r5:84a4bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaef9fb0 to 0xeaef9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b57dc0 INFO: task kworker/1:539:4473 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cd6cb000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:540:4475 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/1:540 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:8525c800 r4:8525c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525c800 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:eacb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523478c r4:85234400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523478c r4:8519ff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525c800 r8:8519ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8519ff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519ff80 r8:80287e08 r7:eaea9e60 r6:84831000 r5:8525c800 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 r4:849a90c0 INFO: task kworker/1:540:4475 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cd6cb000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:4477 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/1:541 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:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:8525d400 r4:8525d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a91c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525d400 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: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) r5:85234b8c r4:85234800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85234b8c r4:84831080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525d400 r8:848310ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831080 r8:80287e08 r7:eaea9e60 r6:84831100 r5:8525d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaefdfb0 to 0xeaefdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849a9300 INFO: task kworker/1:541:4477 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cdb32000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:542:4480 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/1:542 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:8525e000 r4:8525e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525e000 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:dfe05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523538c r4:85235000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523538c r4:84831180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525e000 r8:848311ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831180 r8:80287e08 r7:eaea9e60 r6:84831200 r5:8525e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf01fb0 to 0xeaf01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a9280 INFO: task kworker/1:542:4480 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cdb32000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:543:4481 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/1:543 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:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:8525bc00 r4:8525bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a98c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525bc00 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:e0545000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85235b8c r4:85235800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85235b8c r4:84831280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525bc00 r8:848312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831280 r8:80287e08 r7:eaf01e60 r6:84831300 r5:8525bc00 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 r4:849a9440 INFO: task kworker/1:543:4481 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ce76d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:4484 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/1:544 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:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:85259800 r4:85259800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85259800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a96c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85259800 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:e0037000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523578c r4:85235400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523578c r4:84831380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85259800 r8:848313ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831380 r8:80287e08 r7:eaf09e60 r6:84831400 r5:85259800 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 r4:849a9680 INFO: task kworker/1:544:4484 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ceb41000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:545:4486 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/1:545 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:8525b000 r4:8525b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8525b000 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:e077d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523638c r4:85236000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523638c r4:84831480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525b000 r8:848314ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831480 r8:80287e08 r7:eaf09e60 r6:84831500 r5:8525b000 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 r4:849a9580 INFO: task kworker/1:545:4486 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ceb41000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:546:4488 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/1:546 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eaf15d8c r5:85158c00 r4:85158c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85158c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849a9ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85158c00 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:e075b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85235f8c r4:85235c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85235f8c r4:84831580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85158c00 r8:848315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831580 r8:80287e08 r7:eaf11e60 r6:84831600 r5:85158c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf15fb0 to 0xeaf15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:849a9a80 INFO: task kworker/1:546:4488 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cee73000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:4490 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/1:547 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eaf3dd8c r5:85268000 r4:85268000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85268000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849a9ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85268000 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:e089d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523678c r4:85236400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523678c r4:84831680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85268000 r8:848316ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831680 r8:80287e08 r7:eaf11e60 r6:84831700 r5:85268000 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 r4:849a9c80 INFO: task kworker/1:547:4490 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cf2c5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:548:4492 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/1:548 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:84a4d400 r4:84a4d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85236b8c r4:85236800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85236b8c r4:84831780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4d400 r8:848317ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831780 r8:80287e08 r7:eaf3de60 r6:844d9100 r5:84a4d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf4dfb0 to 0xeaf4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849a9e80 INFO: task kworker/1:548:4492 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cf8b2000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:549:4493 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/1:549 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84a4ec00 r4:84a4ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84402140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4ec00 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:e4953000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523738c r4:85237000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523738c r4:84831800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a4ec00 r8:8483182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831800 r8:80287e08 r7:eaf4de60 r6:844d9180 r5:84a4ec00 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 r4:845b2ec0 INFO: task kworker/1:549:4493 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cfce6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:550:4495 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/1:550 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:84a4e000 r4:84a4e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a4e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4e000 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:e490f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85236f8c r4:85236c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85236f8c r4:84831880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:848318ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831880 r8:80287e08 r7:eaf55e60 r6:844d9200 r5:84a4e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf59fb0 to 0xeaf59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849a9e80 INFO: task kworker/1:550:4495 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: cfce6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:551:4498 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/1:551 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:84838000 r4:84838000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84838000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844025c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84838000 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:e89ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85237f8c r4:85237c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85237f8c r4:84831900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8483192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831900 r8:80287e08 r7:eaf55e60 r6:844d9280 r5:84838000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf65fb0 to 0xeaf65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84402280 INFO: task kworker/1:551:4498 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d0150000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:4499 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/1:552 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:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:84838c00 r4:84838c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84838c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844022c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84838c00 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:e8987000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523778c r4:85237400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523778c r4:84831980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84838c00 r8:848319ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831980 r8:80287e08 r7:eaf65e60 r6:844d9300 r5:84838c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf69fb0 to 0xeaf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84402100 INFO: task kworker/1:552:4499 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d05b1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:553:4501 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/1:553 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf71d84 r8:00000002 r7:60000013 r6:eaf71d8c r5:8483a400 r4:8483a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483a400 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:e89b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85237b8c r4:85237800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85237b8c r4:84831a00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84831a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831a00 r8:80287e08 r7:eaf65e60 r6:844d9380 r5:8483a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf71fb0 to 0xeaf71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84402200 INFO: task kworker/1:553:4501 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d05b1000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:554:4504 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/1:554 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eae8dd8c 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: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 r5:84402680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483b000 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:eaa15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523c38c r4:8523c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523c38c r4:84831a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483b000 r8:84831aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831a80 r8:80287e08 r7:eaf65e60 r6:844d9400 r5:8483b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae8dfb0 to 0xeae8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84402580 INFO: task kworker/1:554:4504 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d0c66000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:555:4507 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/1:555 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:8483bc00 r4:8483bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483bc00 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:eacf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523cf8c r4:8523cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523cf8c r4:84831b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:84831b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831b00 r8:80287e08 r7:eae8de60 r6:844d9480 r5:8483bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf75fb0 to 0xeaf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84402500 INFO: task kworker/1:555:4507 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d0c66000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:137:4509 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/0:137 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8483c800 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: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 r5:84b58f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacd7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ed78c r4:851ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ed78c r4:844d9500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483c800 r8:844d952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:844d9500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844d9500 r8:80287e08 r7:eae85e60 r6:844d9580 r5:8483c800 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 r4:84b58f00 INFO: task kworker/0:137:4509 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d0e68000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:556:4511 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/1:556 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:eaf41d84 r8:00000002 r7:60000013 r6:eaf41d8c r5:8483d400 r4:8483d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84402ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483d400 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:eace9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523cb8c r4:8523c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523cb8c r4:84831b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483d400 r8:84831bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831b80 r8:80287e08 r7:eaf75e60 r6:844d9600 r5:8483d400 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 r4:84402840 INFO: task kworker/1:556:4511 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d10b0000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:557:4514 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/1:557 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:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c 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:eaf85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84839800 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:ead11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523d38c r4:8523d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523d38c r4:84831c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84839800 r8:84831c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831c00 r8:80287e08 r7:eaf75e60 r6:844d9680 r5:84839800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf85fb0 to 0xeaf85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84402d80 INFO: task kworker/1:557:4514 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d15cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:138:4515 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/0:138 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8525ec00 r4:8525ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8525ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afaec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8525ec00 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: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) r5:8524878c r4:85248400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8524878c r4:844d9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8525ec00 r8:844d972c r7:82804d40 r6:dddced80 r5:dddceda0 r4:844d9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844d9700 r8:80287e08 r7:eae85e60 r6:844d9780 r5:8525ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf89fb0 to 0xeaf89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849aa200 INFO: task kworker/0:138:4515 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d15cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:558:4517 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/1:558 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eaf79d8c r5:85269800 r4:85269800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85269800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84402dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85269800 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: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) r5:8523d78c r4:8523d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523d78c r4:84831c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85269800 r8:84831cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831c80 r8:80287e08 r7:eaf85e60 r6:84831d00 r5:85269800 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 r4:84402cc0 INFO: task kworker/1:558:4517 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d171d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:559:4519 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/1:559 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:8526b000 r4:8526b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<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) r5:8523db8c r4:8523d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523db8c r4:84831d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526b000 r8:84831dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831d80 r8:80287e08 r7:eaf79e60 r6:84831e00 r5:8526b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf7dfb0 to 0xeaf7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84402cc0 INFO: task kworker/1:559:4519 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d1f1d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:560:4521 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/1:560 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:8526bc00 r4:8526bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526bc00 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: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) r5:8523df8c r4:8523dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523df8c r4:84831e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526bc00 r8:84831eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831e80 r8:80287e08 r7:eaf7de60 r6:84831f00 r5:8526bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf8dfb0 to 0xeaf8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:849a9f80 INFO: task kworker/1:560:4521 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d1f1d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:561:4523 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/1:561 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:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:8526c800 r4:8526c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526c800 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:ead73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523e38c r4:8523e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523e38c r4:84831f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526c800 r8:84831fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84831f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84831f80 r8:80287e08 r7:eaf8de60 r6:848ea000 r5:8526c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf95fb0 to 0xeaf95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84afa180 INFO: task kworker/1:561:4523 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:562:4526 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/1:562 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:8526d400 r4:8526d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526d400 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:eade7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523eb8c r4:8523e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523eb8c r4:848ea080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526d400 r8:848ea0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea080 r8:80287e08 r7:eaf95e60 r6:848ea100 r5:8526d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf99fb0 to 0xeaf99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afa000 INFO: task kworker/1:562:4526 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:563:4527 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/1:563 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8526e000 r4:8526e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afa200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526e000 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:eadc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523e78c r4:8523e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523e78c r4:848ea180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526e000 r8:848ea1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea180 r8:80287e08 r7:eaf99e60 r6:848ea200 r5:8526e000 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 r4:84afa1c0 INFO: task kworker/1:563:4527 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:4529 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/1:564 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:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:8526ec00 r4:8526ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaeb3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523ef8c r4:8523ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523ef8c r4:848ea280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526ec00 r8:848ea2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea280 r8:80287e08 r7:eaf99e60 r6:848ea300 r5:8526ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafa1fb0 to 0xeafa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afa2c0 INFO: task kworker/1:564:4529 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3026000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:565:4531 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/1:565 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eafa5d8c r5:8526a400 r4:8526a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8526a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afa680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaec5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523f38c r4:8523f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523f38c r4:848ea380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8526a400 r8:848ea3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea380 r8:80287e08 r7:eafa1e60 r6:848ea400 r5:8526a400 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 r4:84afa440 INFO: task kworker/1:565:4531 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3296000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:566:4533 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/1:566 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:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:85268c00 r4:85268c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85268c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afa800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85268c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523f78c r4:8523f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523f78c r4:848ea480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85268c00 r8:848ea4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea480 r8:80287e08 r7:eafa5e60 r6:848ea500 r5:85268c00 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 r4:84afa5c0 INFO: task kworker/1:566:4533 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d33f9000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:567:4536 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/1:567 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:eafadd84 r8:00000002 r7:60000013 r6:eafadd8c r5:85266c00 r4:85266c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85266c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85266c00 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:eaee9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523fb8c r4:8523f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523fb8c r4:848ea580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85266c00 r8:848ea5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea580 r8:80287e08 r7:eafa9e60 r6:848ea600 r5:85266c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafadfb0 to 0xeafadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84afa740 INFO: task kworker/1:567:4536 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3648000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:4537 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/1:568 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eafb1d8c r5:85270000 r4:85270000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85270000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afab00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85270000 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:eaf23000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8523ff8c r4:8523fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8523ff8c r4:848ea680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85270000 r8:848ea6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea680 r8:80287e08 r7:eafade60 r6:848ea700 r5:85270000 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 r4:84afa8c0 INFO: task kworker/1:568:4537 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3648000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:569:4539 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/1:569 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:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:85271800 r4:85271800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85271800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afad00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85271800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524838c r4:85248000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524838c r4:848ea780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85271800 r8:848ea7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea780 r8:80287e08 r7:eafb1e60 r6:848ea800 r5:85271800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafb5fb0 to 0xeafb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84afaa40 INFO: task kworker/1:569:4539 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3884000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:570:4541 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/1:570 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eafc9d8c r5:85270c00 r4:85270c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85270c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849aac00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafc5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851edb8c r4:851ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851edb8c r4:848ea880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85270c00 r8:848ea8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ea880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ea880 r8:80287e08 r7:eafb5e60 r6:848ea900 r5:85270c00 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 r4:84afa8c0 INFO: task kworker/1:570:4541 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d39e6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:139:4544 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/0:139 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eafd5d8c r5:85272400 r4:85272400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85272400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849aafc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafe7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ee38c r4:851ee000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ee38c r4:844d9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85272400 r8:844d982c r7:82804d40 r6:dddced80 r5:dddceda0 r4:844d9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844d9800 r8:80287e08 r7:eae85e60 r6:848ea980 r5:85272400 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 r4:849aad40 INFO: task kworker/0:139:4544 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3d53000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:4545 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/1:571 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000013 r6:eaf91d8c r5:8483ec00 r4:8483ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852562c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<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) r5:85248b8c r4:85248800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85248b8c r4:848eaa00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:848eaa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eaa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eaa00 r8:80287e08 r7:eafc9e60 r6:844d9880 r5:8483ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf91fb0 to 0xeaf91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256000 INFO: task kworker/1:571:4545 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3d53000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:4547 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/1:572 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:8483e000 r4:8483e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aadc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8483e000 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: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) r5:851edf8c r4:851edc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851edf8c r4:848eaa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483e000 r8:848eaaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eaa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eaa80 r8:80287e08 r7:eaf91e60 r6:844d9900 r5:8483e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe5fb0 to 0xeafe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85256280 INFO: task kworker/1:572:4547 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3f96000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:573:4549 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/1:573 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c 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:eafcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb003000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85248f8c r4:85248c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85248f8c r4:848eab00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:848eab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eab00 r8:80287e08 r7:eafe5e60 r6:844d9980 r5:84a4b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafcdfb0 to 0xeafcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256080 INFO: task kworker/1:573:4549 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d3f96000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:140:4550 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/0:140 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84598000 r4:84598000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84598000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:849aa6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84598000 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:eafed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ee78c r4:851ee400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ee78c r4:844d9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84598000 r8:844d9a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:844d9a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844d9a00 r8:80287e08 r7:eae85e60 r6:844d9a80 r5:84598000 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 r4:849aaf80 INFO: task kworker/0:140:4550 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d41d4000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:141:4553 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/0:141 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:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:84598c00 r4:84598c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84598c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84afac00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84598c00 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:eaca7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eef8c r4:851eec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eef8c r4:844d9b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84598c00 r8:844d9b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:844d9b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844d9b00 r8:80287e08 r7:eae85e60 r6:844d9b80 r5:84598c00 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 r4:849aa7c0 INFO: task kworker/0:141:4553 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d45cc000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:574:4554 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/1:574 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84599800 r4:84599800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84599800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85256a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84599800 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:e0181000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85249f8c r4:85249c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85249f8c r4:848eab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84599800 r8:848eabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eab80 r8:80287e08 r7:eafcde60 r6:844d9c00 r5:84599800 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 r4:85256540 INFO: task kworker/1:574:4554 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d47cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:575:4557 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/1:575 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb015d84 r8:00000002 r7:60000113 r6:eb015d8c r5:8459bc00 r4:8459bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459bc00 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:dfa11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524938c r4:85249000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524938c r4:848eac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459bc00 r8:848eac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eac00 r8:80287e08 r7:eb001e60 r6:844d9c80 r5:8459bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb015fb0 to 0xeb015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256740 INFO: task kworker/1:575:4557 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d47cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:576:4559 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/1:576 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:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:8459c800 r4:8459c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459c800 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: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) r5:8524978c r4:85249400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524978c r4:848eac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459c800 r8:848eacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eac80 r8:80287e08 r7:eb001e60 r6:844d9d00 r5:8459c800 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 r4:852567c0 INFO: task kworker/1:576:4559 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d4b0b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:4560 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/1:577 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:8459b000 r4:8459b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459b000 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:dfeed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85249b8c r4:85249800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85249b8c r4:848ead00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459b000 r8:848ead2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ead00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ead00 r8:80287e08 r7:eb001e60 r6:844d9d80 r5:8459b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb021fb0 to 0xeb021ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852567c0 INFO: task kworker/1:577:4560 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d4b0b000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:578:4562 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/1:578 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:eb029d84 r8:00000002 r7:60000113 r6:eb029d8c r5:8459a400 r4:8459a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459a400 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:e0801000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524b78c r4:8524b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524b78c r4:848ead80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459a400 r8:848eadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848ead80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848ead80 r8:80287e08 r7:eb001e60 r6:844d9e00 r5:8459a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb029fb0 to 0xeb029ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852568c0 INFO: task kworker/1:578:4562 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d4e5e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:579:4564 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/1:579 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:8459d400 r4:8459d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459d400 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:e05b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524a38c r4:8524a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524a38c r4:848eae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459d400 r8:848eae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eae00 r8:80287e08 r7:eb029e60 r6:844d9e80 r5:8459d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb031fb0 to 0xeb031ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256a80 INFO: task kworker/1:579:4564 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5222000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:580:4566 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/1:580 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:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:8459e000 r4:8459e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8459e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8459e000 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:e062f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524a78c r4:8524a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524a78c r4:848eae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8459e000 r8:848eaeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eae80 r8:80287e08 r7:eb029e60 r6:844d9f00 r5:8459e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb039fb0 to 0xeb039ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256b80 INFO: task kworker/1:580:4566 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d55a3000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:581:4568 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/1:581 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:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:851d8c00 r4:851d8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851d8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851d8c00 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:e0695000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524ab8c r4:8524a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524ab8c r4:848eaf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d8c00 r8:848eaf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eaf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eaf00 r8:80287e08 r7:eb029e60 r6:844d9f80 r5:851d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb041fb0 to 0xeb041ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256cc0 INFO: task kworker/1:581:4568 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d563f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:582:4570 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/1:582 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:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:85273000 r4:85273000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85273000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524af8c r4:8524ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524af8c r4:848eaf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85273000 r8:848eafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848eaf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848eaf80 r8:80287e08 r7:eb029e60 r6:85175000 r5:85273000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaffdfb0 to 0xeaffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85256e40 INFO: task kworker/1:582:4570 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d563f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:583:4572 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/1:583 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85273c00 r4:85273c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85273c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85288040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85273c00 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:e07a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524b38c r4:8524b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524b38c r4:85175080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85273c00 r8:851750ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175080 r8:80287e08 r7:eb029e60 r6:85175100 r5:85273c00 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 r4:85288000 INFO: task kworker/1:583:4572 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5992000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:584:4576 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/1:584 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:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:85276000 r4:85276000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85276000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852883c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85276000 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:e0835000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524bb8c r4:8524b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524bb8c r4:85175180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85276000 r8:851751ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175180 r8:80287e08 r7:eb029e60 r6:85175200 r5:85276000 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 r4:85288200 INFO: task kworker/1:584:4576 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5992000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:585:4578 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/1:585 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:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:85276c00 r4:85276c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85276c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85276c00 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:eaa31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524bf8c r4:8524bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524bf8c r4:85175280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85276c00 r8:851752ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175280 r8:80287e08 r7:eb049e60 r6:85175300 r5:85276c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb04dfb0 to 0xeb04dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85288300 INFO: task kworker/1:585:4578 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5cdd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:586:4580 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/1:586 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:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85275400 r4:85275400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85275400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852886c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85275400 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:eaa49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524c38c r4:8524c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524c38c r4:85175380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85275400 r8:851753ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175380 r8:80287e08 r7:eb04de60 r6:85175400 r5:85275400 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 r4:852884c0 INFO: task kworker/1:586:4580 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5da0000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:587:4582 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/1:587 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:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:85274800 r4:85274800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85274800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85274800 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:eaadb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524c78c r4:8524c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524c78c r4:85175480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85274800 r8:851754ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175480 r8:80287e08 r7:eb051e60 r6:85175580 r5:85274800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb055fb0 to 0xeb055ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:852885c0 INFO: task kworker/1:587:4582 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d5f54000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:588:4584 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/1:588 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:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:85300000 r4:85300000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85300000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85288900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85300000 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:eab0b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524cb8c r4:8524c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524cb8c r4:85175500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85300000 r8:8517552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175500 r8:80287e08 r7:eb055e60 r6:85175600 r5:85300000 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 r4:85288780 INFO: task kworker/1:588:4584 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d618c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:589:4586 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/1:589 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:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:85300c00 r4:85300c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85300c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85300c00 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:eab27000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524cf8c r4:8524cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524cf8c r4:85175680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85300c00 r8:851756ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175680 r8:80287e08 r7:eb059e60 r6:85175700 r5:85300c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb05dfb0 to 0xeb05dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852885c0 INFO: task kworker/1:589:4586 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6417000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:590:4588 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/1:590 state:D stack:0 pid:4588 tgid:4588 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb061d8c r5:85301800 r4:85301800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85301800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85288cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85301800 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: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) r5:8524d38c r4:8524d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524d38c r4:85175780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85301800 r8:851757ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175780 r8:80287e08 r7:eb05de60 r6:85175800 r5:85301800 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 r4:852885c0 INFO: task kworker/1:590:4588 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6417000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:591:4590 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/1:591 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:85302400 r4:85302400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85302400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:845b2e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85302400 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:eab7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524db8c r4:8524d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524db8c r4:85175880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85302400 r8:851758ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175880 r8:80287e08 r7:eb061e60 r6:85175900 r5:85302400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb065fb0 to 0xeb065ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85288c80 INFO: task kworker/1:591:4590 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6633000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:592:4592 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/1:592 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85303000 r4:85303000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85303000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85288d80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85303000 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:eab63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524d78c r4:8524d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524d78c r4:85175980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85303000 r8:851759ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175980 r8:80287e08 r7:eb065e60 r6:85175a00 r5:85303000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb069fb0 to 0xeb069ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85288dc0 INFO: task kworker/1:592:4592 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d69ab000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:593:4594 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/1:593 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb06dd8c r5:85303c00 r4:85303c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85303c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85303c00 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:eabbf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524df8c r4:8524dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524df8c r4:85175a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85303c00 r8:85175aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175a80 r8:80287e08 r7:eb065e60 r6:85175b00 r5:85303c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb06dfb0 to 0xeb06dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8529f0c0 INFO: task kworker/1:593:4594 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6b18000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:594:4596 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/1:594 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85304800 r4:85304800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85304800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85304800 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:eabcf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524e38c r4:8524e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524e38c r4:85175b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85304800 r8:85175bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175b80 r8:80287e08 r7:eb06de60 r6:85175c00 r5:85304800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:8529f0c0 INFO: task kworker/1:594:4596 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6cbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:595:4598 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/1:595 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb075d84 r8:00000002 r7:60000013 r6:eb075d8c r5:85305400 r4:85305400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85305400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85305400 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: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) r5:8524e78c r4:8524e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524e78c r4:85175c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85305400 r8:85175cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85175c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85175c80 r8:80287e08 r7:eb071e60 r6:85175d00 r5:85305400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb075fb0 to 0xeb075ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8529f400 INFO: task kworker/1:595:4598 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d6cbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:596:4600 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/1:596 state:D stack:0 pid:4600 tgid:4600 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:eb079e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f4c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85306000 r8:85175dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:e0171dc0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:597:4603 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/1:597 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:85306c00 r4:85306c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85306c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f680 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85175e80 r4:8529f500 Exception stack(0xe0171d28 to 0xe0171d70) r4:00000000 [<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(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:598:4604 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/1:598 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb085d8c r5:85278000 r4:85278000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85278000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 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) r5:8524f78c r4:8524f400 Exception stack(0xeb00dfb0 to 0xeb00dff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d755e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:600:4608 blocked for more than 462 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) r5:8524fb8c r4:8524f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524fb8c r4:852a8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8527a400 r8:852a81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a8180 r8:80287e08 r7:eb00de60 r6:852a8200 r5:8527a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb08dfb0 to 0xeb08dff8) dfa0: 00000000 00000000 00000000 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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) r5:8524ff8c r4:8524fc00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:800f0013 r4:80239bb0 r5:00001000 r4:e0027000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:8527c800 r4:8291a680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527c800 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:eacb7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518438c r4:85184000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518438c r4:852a8380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8527c800 r8:852a83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a8380 r8:80287e08 r7:eb091e60 r6:852a8400 r5:8527c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb095fb0 to 0xeb095ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8529fe80 INFO: task kworker/1:602:4611 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:842ee080 r4:8527d400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a53c0 r10:61c88647 r9:8527d400 r8:852a84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Call trace: r5:800f0013 r4:80239bb0 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:604:4616 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. 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) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:82ac21e4 r5:00001000 r4:e0027000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:142:4618 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/0:142 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:851d9800 [<804e77f0>] (_vm_unmap_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) r5:851ef38c r4:851ef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ef38c r4:8528d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d9800 r8:8528d0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528d080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528d080 r8:80287e08 r7:eae85e60 r6:8528d100 r5:851d9800 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 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r4:849f2f80 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8527e000 [<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) r5:85184f8c r4:85184c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85184f8c r4:852a8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8527e000 r8:852a862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a8600 r8:80287e08 r7:eb09de60 r6:852a8680 r5:8527e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb099fb0 to 0xeb099ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a5400 INFO: task kworker/1:605:4620 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 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(0xe0171d28 to 0xe0171d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:606 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000013 r6:eb0a9d8c r5:8527b000 r4:8527b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8527b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a59c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8527b000 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:eaea3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518538c r4:85185000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518538c r4:852a8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8527b000 r8:852a872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8700 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d20: d84e6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:143:4626 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/0:143 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0b1d84 r8:00000002 r7:60000113 r6:eb0b1d8c r5:85308000 r4:85308000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85308000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 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 r5:8425e1c0 r10:61c88647 r9:85308000 r8:8528d1ac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: 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) 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) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8530a400 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:eb0d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85185b8c r4:85185800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85185b8c r4:852a8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8530a400 r8:852a88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d8924000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<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) r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaef3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851efb8c r4:851ef800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851efb8c r4:8528d200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8530b000 r8:8528d22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528d200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528d200 r8:80287e08 r7:eb0b1e60 r6:852a8980 r5:8530b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0bdfb0 to 0xeb0bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852ad140 task:kworker/1:223 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:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000013 r6:eb0c1d8c r5:8530bc00 r4:8530bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8530bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8530bc00 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:eaeb1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518578c r4:85185400 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 r4:00000001 INFO: task kworker/0:145:4632 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/0:145 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8530c800 r4:8530c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8530c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852ad380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8530c800 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:eb0cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eff8c r4:851efc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8530c800 r8:8528d2ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:8530d400 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 r5:84b0438c r4:84b04000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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) r5:85185f8c r4:85185c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85185f8c r4:852a8c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85309800 r8:852a8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a8c00 r8:80287e08 r7:eb0b9e60 r6:852a8c80 r5:85309800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8529e240 INFO: task kworker/1:609:4637 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d91ef000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:842ee080 r4:85308c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e8c0 r4:852a8d00 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 INFO: task kworker/1:611:4640 blocked for more than 462 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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518638c r4:85186000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518638c r4:852a8e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8527ec00 r8:852a8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a8e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a8e00 r8:80287e08 r7:eb0ede60 r6:852a8e80 r5:8527ec00 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 r4:8529e480 INFO: task kworker/1:611:4640 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0171d28 to 0xe0171d70) r5:00001000 r4:e0027000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r7:dddced80 r6:83018000 r5:848fff8c r4:8528d380 r4:852ad500 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8529e780 INFO: task kworker/1:612:4644 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d984d000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 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) r5:85186b8c r4:85186800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:800f0013 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) INFO: task kworker/1:614:4649 blocked for more than 462 seconds. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:85312400 r8:852971ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:615:4650 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/1:615 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:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:85313000 r4:85313000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85313000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529ef00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85313000 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:eb125000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8518778c r4:85187400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8518778c r4:85297280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85313000 r8:852972ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 r5:00001000 r4:eb135000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeb0adfb0 to 0xeb0adff8) task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: d9fce000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:617:4654 blocked for more than 462 seconds. r4:85314800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 r5:00001000 r4:eb12f000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85297480 Exception stack(0xeb12dfb0 to 0xeb12dff8) task:kworker/1:223 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) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:618:4657 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/1:618 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:85315400 r4:85315400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85315400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b540 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) r4:85297580 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: da2eb000 dffcd000 00000001 80239b98 7f8d7000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:619:4658 blocked for more than 462 seconds. r5:85316000 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) r5:852c438c r4:852c4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c438c r4:85297680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85316000 r8:852976ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85297680 r8:80287e08 r7:eb139e60 r6:85297700 r5:85316000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb141fb0 to 0xeb141ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8529b200 INFO: task kworker/1:619:4658 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: da44f000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:851dbc00 r4:00000000 r4:00000000 r5:852c4f8c r4:852c4c00 [<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 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:621:4661 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/1:621 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:851dd400 r4:851dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529bb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:851dd400 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:e074b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852c538c r4:852c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c538c r4:85297800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851dd400 r8:8529782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85297800 r8:80287e08 r7:eb155e60 r6:8528d480 r5:851dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:622:4666 blocked for more than 462 seconds. r5:851de000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:852c578c r4:852c5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c578c r4:85297880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851de000 r8:852978ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85297880 r8:80287e08 r7:eb159e60 r6:8528d500 r5:851de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb14dfb0 to 0xeb14dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8529ba80 INFO: task kworker/1:622:4666 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: daa84000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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:e0171dc0 r5:e0171e08 [<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) r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 r5:848ff78c r4:848ff400 r7:dddced80 r6:83018000 r5:848ff78c r4:8528d580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851dec00 r8:8528d5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8528d580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528d580 r8:80287e08 r7:eb0b1e60 r6:8528d600 r5:851dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf5dfb0 to 0xeaf5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852add00 INFO: task kworker/0:148:4668 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: daacd000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:842ee080 r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:851dc800 r4:00000000 r4:00000000 r5:852c5b8c r4:852c5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851dc800 r8:8529792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [<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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [<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) r5:00001000 r4:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:625:4673 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/1:625 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85279800 r4:85279800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85279800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852a23c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85279800 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:e89eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:852c678c r4:852c6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c678c r4:85297a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85279800 r8:85297aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85297a80 r8:80287e08 r7:eb15de60 r6:85297b00 r5:85279800 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 r4:8529bfc0 INFO: task kworker/1:625:4673 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: daf0e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Not tainted 6.15.0-rc7-syzkaller #0 r4:85318c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85318c00 r8:85297bac 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(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 r4:852a2100 INFO: task kworker/1:626:4675 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: db4a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:627:4678 blocked for more than 463 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) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:852c6b8c r4:852c6800 r10:61c88647 r9:85319800 r8:85297cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 Exception stack(0xe0171d28 to 0xe0171d70) 1d20: db89e000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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 [<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 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) r5:852c778c r4:852c7400 [<80287208>] (process_one_work) 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: 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 r5:00001000 r4:e0027000 r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:629:4681 blocked for more than 463 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:eacd5000 r5:852c6f8c r4:852c6c00 r10:61c88647 r9:8531a400 r8:85297eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) [<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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:630:4683 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/1:630 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb181d8c r5:8531b000 r4:8531b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8531b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852a2a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8531b000 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: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) r5:852c738c r4:852c7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:852c738c r4:85297f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8531b000 r8:85297fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85297f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85297f80 r8:80287e08 r7:eb179e60 r6:85292000 r5:8531b000 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852a2a80 INFO: task kworker/1:630:4683 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8531c800 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 r9:8531c800 r8:852920ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a29c0 Call trace: 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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:ead53000 r5:8521038c r4:85210000 r4:8528d700 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 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: dc605000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:632:4689 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/1:632 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:852d0000 r4:852d0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d0000 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:eaeb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533c78c r4:8533c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533c78c r4:85292180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d0000 r8:852921ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292180 r8:80287e08 r7:eb185e60 r6:8528d800 r5:852d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb191fb0 to 0xeb191ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:852d0c00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:852c7f8c r4:852c7c00 [<80287208>] (process_one_work) 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: 1d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:634:4693 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/1:634 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:852d1800 r4:852d1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aad80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d1800 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:eade1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533c38c r4:8533c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533c38c r4:85292280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d1800 r8:852922ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292280 r8:80287e08 r7:eb191e60 r6:8528d900 r5:852d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb19dfb0 to 0xeb19dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852a2f80 INFO: task kworker/1:634:4693 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: dcf7c000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:635:4695 blocked for more than 463 seconds. r5:852d2400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:852d2400 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:eafdf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533e78c r4:8533e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533e78c r4:85292300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d2400 r8:8529232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292300 r8:80287e08 r7:eb191e60 r6:8528d980 r5:852d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1adfb0 to 0xeb1adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852b0140 INFO: task kworker/1:635:4695 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: dd5a7000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_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 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 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 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:636:4697 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/1:636 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:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:852d3000 r4:852d3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b01c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d3000 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:eaed5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533cb8c r4:8533c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533cb8c r4:85292380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d3000 r8:852923ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292380 r8:80287e08 r7:eb1ade60 r6:8528da00 r5:852d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:852b0140 INFO: task kworker/1:636:4697 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: dd5a7000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 INFO: task kworker/1:637:4699 blocked for more than 463 seconds. r5:852d3c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8533cf8c r4:8533cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85292400 r8:80287e08 r7:eb1ade60 r6:8528da80 r5:852d3c00 task:kworker/1:223 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:e0171dc0 r5:e0171e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0171fb0 to 0xe0171ff8) INFO: task kworker/1:638:4701 blocked for more than 463 seconds. r5:852d4800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8533d38c r4:8533d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533d38c r4:85292480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d4800 r8:852924ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292480 r8:80287e08 r7:eb1ade60 r6:8528db00 r5:852d4800 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 r4:852b02c0 INFO: task kworker/1:638:4701 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: ddc48000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 INFO: task kworker/1:639:4703 blocked for more than 463 seconds. Workqueue: events bpf_prog_free_deferred r4:852d6c00 r5:852d6c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8533d78c r4:8533d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85292500 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0171d28 to 0xe0171d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 Exception stack(0xe0171fb0 to 0xe0171ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8459ec00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85210f8c r4:85210c00 r7:dddced80 r6:83018000 r5:85210f8c r4:8528db80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0171d28 to 0xe0171d70) r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:640:4706 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/1:640 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:852d5400 r4:852d5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852d5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852b0700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852d5400 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:eaf81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533db8c r4:8533d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533db8c r4:85292580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852d5400 r8:852925ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292580 r10:00000000 r9:85292580 r8:80287e08 r7:eb1ade60 r6:8528dd00 r5:852d5400 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 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) [<80287208>] (process_one_work) from [<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 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:8533df8c r4:8533dc00 r7:ddde2d80 r6:83018200 r5:8533df8c r4:85292600 r10:00000000 r9:85292600 r8:80287e08 r7:eb1ade60 r6:8528dd80 r5:851db000 task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:642:4710 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/1:642 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:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:84988c00 r4:84988c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84988c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:852b0900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84988c00 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:eafd1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533e38c r4:8533e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533e38c r4:85292700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84988c00 r8:8529272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292700 r8:80287e08 r7:eb1ade60 r6:8528de00 r5:84988c00 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 INFO: task kworker/1:642:4710 is blocked on a mutex likely owned by task kworker/1:223:3691. r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: debb0000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0438c r4:84b04000 r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84988000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8533ef8c r4:8533ec00 r7:ddde2d80 r6:83018200 r5:8533ef8c r4:85292680 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0171dc0 r5:00001000 r4:e0027000 [<80287208>] (process_one_work) 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 [<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) r10:00000000 r9:85292780 r8:80287e08 r7:eb1f1e60 r6:8528df00 r5:84989800 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 r4:852b0d00 INFO: task kworker/1:644:4714 is blocked on a mutex likely owned by task kworker/1:223:3691. task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0171d28 to 0xe0171d70) 1d20: df5f5000 dffcd000 00000001 80239b98 7f8d7000 00000001 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 1d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 r4:e0171dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3c800 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:e0027000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0438c r4:84b04000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0171fb0 to 0xe0171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee080 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:645:4716 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/1:645 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb201d8c r5:8498bc00 r4:8498bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8498bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+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 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c00c0 r5:8533ff8c r4:8533fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85292800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [<80287208>] (process_one_work) 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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8498b000 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:dfcd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8533f38c r4:8533f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8533f38c r4:85292880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8498b000 r8:852928ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292880 r8:80287e08 r7:eb201e60 r6:8517c000 r5:8498b000 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 r4:852b0cc0 INFO: task kworker/1:646:4718 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 7fb39000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 900f0013 ffffffff r5:900f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r5:8531ec00 r4:8291a680 r4:00000000 r9:83018205 r8:8531ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 r5:8533f78c r4:8533f400 r10:61c88647 r9:8531ec00 r8:8529292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852b0e00 INFO: task kworker/1:647:4720 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 7fbf0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 900f0013 ffffffff r5:900f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:8531d400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r5:8533fb8c r4:8533f800 r7:ddde2d80 r6:83018200 r5:8533fb8c r4:85292a00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85318000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534038c r4:85340000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534038c r4:85292b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85318000 r8:85292b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292b00 r8:80287e08 r7:eb201e60 r6:8517c080 r5:85318000 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 r4:852c0240 INFO: task kworker/1:649:4725 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 800ad000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:650:4728 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/1:650 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb219d84 r8:00000002 r7:60000013 r6:eb219d8c r5:8498d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) r10:00000000 r9:85292b80 r8:80287e08 r7:eb20de60 r6:8517c100 r5:8498d400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<80287208>] (process_one_work) 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(0xe0175fb0 to 0xe0175ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:651:4730 blocked for more than 463 seconds. r4:8498ec00 r5:8498ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8498ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0809000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534078c r4:85340400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534078c r4:85292c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8498ec00 r8:85292c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292c00 r8:80287e08 r7:eb219e60 r6:8517c180 r5:8498ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb221fb0 to 0xeb221ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852c01c0 INFO: task kworker/1:651:4730 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:8498e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 r9:83018205 r8:8498e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85292c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292c80 r8:80287e08 r7:eb219e60 r6:8517c200 r5:8498e000 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 r4:852c0380 INFO: task kworker/1:652:4731 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:85340f8c r4:85340c00 [<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) r10:61c88647 r9:85316c00 r8:85292d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292d00 r8:80287e08 r7:eb225e60 r6:85292d80 r5:85316c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb21dfb0 to 0xeb21dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852c0540 INFO: task kworker/1:653:4733 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:151:4735 blocked for more than 463 seconds. r5:8531e000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850451c0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8521138c r4:85211000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8517c280 9fa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:152:4737 blocked for more than 463 seconds. r5:8498c800 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85211b8c r4:85211800 [<80287208>] (process_one_work) 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: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:153:4738 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/0:153 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:8498a400 r4:8498a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8498a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850453c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8498a400 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:eab59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521178c r4:85211400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521178c r4:8517c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8498a400 r8:8517c42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8517c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517c400 r8:80287e08 r7:eb165e60 r6:8517c480 r5:8498a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb171fb0 to 0xeb171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85045180 INFO: task kworker/0:153:4738 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8146b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:852d6000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8521338c r4:85213000 [<80287208>] (process_one_work) 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 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 81b0c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:654:4744 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/1:654 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:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:852e1800 r4:852e1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0c40 r5:8534178c r4:85341400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85292e80 r8:80287e08 r7:eb225e60 r6:8517c600 r5:852e1800 INFO: task kworker/1:654:4744 is blocked on a mutex likely owned by task kworker/1:222:3689. 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 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) r7:ddde2d80 r6:83018200 r5:85342b8c r4:85292f00 r4:85292f00 r10:00000000 r9:85292f00 r8:80287e08 r7:eb241e60 r6:8517c680 r5:852e0c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:656:4747 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/1:656 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:eb24dd84 r8:00000002 r7:60000113 r6:eb24dd8c r5:852e2400 r4:852e2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e2400 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: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) r5:85341b8c r4:85341800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85341b8c r4:8517e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e2400 r8:8517e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e000 r8:80287e08 r7:eb249e60 r6:8517c700 r5:852e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb24dfb0 to 0xeb24dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852c0bc0 INFO: task kworker/1:656:4747 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 824d1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_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:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:852e3000 r4:852e3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e3000 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:eac61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85341f8c r4:85341c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85341f8c r4:8517e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e3000 r8:8517e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e080 r8:80287e08 r7:eb249e60 r6:8517c780 r5:852e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb251fb0 to 0xeb251ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852c0e80 INFO: task kworker/1:657:4750 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 82876000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:658:4751 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/1:658 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:852e3c00 r4:852e3c00 [<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 r8:852e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 r5:8534238c r4:85342000 r10:61c88647 r9:852e3c00 r8:8517e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Not tainted 6.15.0-rc7-syzkaller #0 r4:852e5400 r4:00000000 r4:00000000 r5:8534278c r4:85342400 [<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 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:660:4755 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/1:660 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:852e4800 r4:852e4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e4800 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:dfa6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85343b8c r4:85343800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85343b8c r4:8517e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e4800 r8:8517e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e200 r8:80287e08 r7:eb249e60 r6:8517c900 r5:852e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb265fb0 to 0xeb265ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:661:4758 blocked for more than 464 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:852e6c00 r4:852e6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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 r9:83018205 r8:852e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 r5:85342f8c r4:85342c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85342f8c r4:8517e280 r10:61c88647 r9:852e6c00 r8:8517e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/0:155:4760 blocked for more than 464 seconds. r4:84980000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:8521238c r4:85212000 r10:61c88647 r9:84980000 r8:8517ca2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:662:4761 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/1:662 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:84980c00 r4:84980c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84980c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84980c00 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:eae0d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534338c r4:85343000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534338c r4:8517e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84980c00 r8:8517e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e300 r8:80287e08 r7:eb265e60 r6:8517cb00 r5:84980c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb279fb0 to 0xeb279ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8512f280 INFO: task kworker/1:662:4761 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 832bd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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) r5:8534378c r4:85343400 r4:8517e380 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:664:4766 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/1:664 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:84981800 r4:84981800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84981800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84981800 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:e073f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534838c r4:85348000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534838c r4:8517e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84981800 r8:8517e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e400 r8:80287e08 r7:eb265e60 r6:8517cc00 r5:84981800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb285fb0 to 0xeb285ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8512f600 INFO: task kworker/1:664:4766 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84983c00 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85343f8c r4:85343c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8517e480 r8:80287e08 r7:eb285e60 r6:8517cc80 r5:84983c00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 839b8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 task:kworker/1:666 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85348b8c r4:85348800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85323000 r8:8517e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:667:4772 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/1:667 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:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:85323c00 r4:85323c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85323c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fa80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85323c00 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:e0885000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534878c r4:85348400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85323c00 r8:8517e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8512f940 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/1:668:4775 blocked for more than 464 seconds. r4:85320c00 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8534938c r4:85349000 r7:ddde2d80 r6:83018200 r5:8534938c r4:8517e700 r4:00000001 r4:8512fd00 INFO: task kworker/1:668:4775 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 84406000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85348f8c r4:85348c00 r10:61c88647 r9:85325400 r8:8517e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<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 r4:848f9140 task:kworker/1:670 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85322400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534978c r4:85349400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534978c r4:8517e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85322400 r8:8517e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517e900 r8:80287e08 r7:eb295e60 r6:8517e980 r5:85322400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb29dfb0 to 0xeb29dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852c0f00 INFO: task kworker/1:670:4778 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 84406000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848f9140 task:kworker/1:671 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85349b8c r4:85349800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8517ea00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85324800 r4:00000000 r4:00000000 r9:83018005 r8:85324800 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: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) r5:8521278c r4:85212400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521278c r4:8517cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85324800 r8:8517cd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8517cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517cd00 r8:80287e08 r7:eb231e60 r6:8517eb00 r5:85324800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85199380 INFO: task kworker/0:156:4783 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 84727000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:848f9140 task:kworker/0:157 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85212b8c r4:85212800 r10:61c88647 r9:85320000 r8:8517cdac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:672:4787 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/1:672 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000113 r6:eb2bdd8c r5:85321800 r4:85321800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85321800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 r5:85349f8c r4:85349c00 r10:61c88647 r9:85321800 r8:8517ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:e0175dc0 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 r7:ddde2d80 r6:83018200 r5:8534a38c r4:8517ed00 r10:00000000 r9:8517ed00 r8:80287e08 r7:eb2bde60 r6:8517ed80 r5:85326000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:674:4791 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/1:674 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:85328000 r4:85328000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85328000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85328000 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:eaee7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534a78c r4:8534a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534a78c r4:8517ee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85328000 r8:8517ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8517ee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8517ee00 r8:80287e08 r7:eb2b9e60 r6:8517ee80 r5:85328000 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 r4:85060840 INFO: task kworker/1:674:4791 is blocked on a mutex likely owned by task kworker/1:222:3689. r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85328c00 [<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) r10:61c88647 r9:85328c00 r8:8517ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:676:4795 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/1:676 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:85329800 r4:85329800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85329800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85329800 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:eafe9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534bb8c r4:8534b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534bb8c r4:85292f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85329800 r8:85292fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85292f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85292f80 r8:80287e08 r7:eb2a1e60 r6:85061000 r5:85329800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85060b80 INFO: task kworker/1:676:4795 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:8532a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [<804e77f0>] (_vm_unmap_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:eaf61000 r5:8534af8c r4:8534ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534af8c r4:85061080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532a400 r8:850610ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:82ac21e4 r4:e0175dc0 r4:00000000 [<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) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:8532b000 r4:8532b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532b000 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: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) r5:8534b38c r4:8534b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534b38c r4:85061180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532b000 r8:850611ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061180 r8:80287e08 r7:eb2c1e60 r6:85061200 r5:8532b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85060e80 INFO: task kworker/1:678:4799 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:679:4801 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/1:679 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:84985400 r4:84985400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84985400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84985400 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: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) r5:8534b78c r4:8534b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534b78c r4:85061280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84985400 r8:850612ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061280 r8:80287e08 r7:eb2c1e60 r6:8517ce00 r5:84985400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2ddfb0 to 0xeb2ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84835100 INFO: task kworker/1:679:4801 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:680:4802 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/1:680 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000013 r6:eb2cdd8c r5:8532bc00 r4:8532bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532bc00 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: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) r5:8535438c r4:85354000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535438c r4:85061300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532bc00 r8:8506132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061300 r8:80287e08 r7:eb2c1e60 r6:85061380 r5:8532bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2cdfb0 to 0xeb2cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84835100 INFO: task kworker/1:680:4802 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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) r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:681:4805 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/1:681 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:8532d400 r4:8532d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532d400 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:eb005000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534bf8c r4:8534bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534bf8c r4:85061400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532d400 r8:8506142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061400 r8:80287e08 r7:eb2cde60 r6:85061480 r5:8532d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848351c0 INFO: task kworker/1:681:4805 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86392000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:682:4807 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/1:682 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:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:8532ec00 r4:8532ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532ec00 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:eb0b3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535538c r4:85355000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535538c r4:85061500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532ec00 r8:8506152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061500 r8:80287e08 r7:eb2cde60 r6:85061580 r5:8532ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848353c0 INFO: task kworker/1:682:4807 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86950000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:683:4809 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/1:683 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85330000 [<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) r5:8535478c r4:85354400 r7:ddde2d80 r6:83018200 r5:8535478c r4:85061600 r10:61c88647 r9:85330000 r8:8506162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeb2edfb0 to 0xeb2edff8) r4:848355c0 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86950000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:684:4811 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/1:684 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:85331800 r4:85331800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85331800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85331800 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:eb033000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85354b8c r4:85354800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85354b8c r4:85061700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85331800 r8:8506172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061700 r8:80287e08 r7:eb2e9e60 r6:85061780 r5:85331800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84835a80 INFO: task kworker/1:684:4811 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86a98000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:685:4813 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/1:685 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c 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:eb2f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848358c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb03d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85354f8c r4:85354c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85354f8c r4:85061800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8506182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061800 r8:80287e08 r7:eb2e9e60 r6:85061880 r5:85333000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84835900 INFO: task kworker/1:685:4813 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86a98000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:686:4815 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/1:686 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000013 r6:eb2f9d8c r5:84984800 r4:84984800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84984800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84984800 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:eb0c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535578c r4:85355400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535578c r4:85061900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84984800 r8:8506192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061900 r8:80287e08 r7:eb2e9e60 r6:8517ce80 r5:84984800 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 r4:84835b40 INFO: task kworker/1:686:4815 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 86ed5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:687:4817 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/1:687 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:84986c00 r4:84986c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84986c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84835e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84986c00 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:eb0d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85355b8c r4:85355800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85355b8c r4:85061980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84986c00 r8:850619ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85061980 r8:80287e08 r7:eb2f9e60 r6:8517cf00 r5:84986c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8731e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:688:4821 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/1:688 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:852e0000 r4:852e0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e0000 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:eb0dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85355f8c r4:85355c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85355f8c r4:85061a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e0000 r8:85061a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061a00 r8:80287e08 r7:eb31de60 r6:8517cf80 r5:852e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb32dfb0 to 0xeb32dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8516a280 INFO: task kworker/1:688:4821 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8731e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:689:4822 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/1:689 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:852e6000 r4:852e6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852e6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852e6000 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:eb0f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535678c r4:85356400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535678c r4:85061a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852e6000 r8:85061aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061a80 r8:80287e08 r7:eb32de60 r6:852c3000 r5:852e6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb331fb0 to 0xeb331ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8516a280 INFO: task kworker/1:689:4822 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 87537000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:690:4824 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/1:690 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:852f0000 r4:852f0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f0000 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:eb0ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535638c r4:85356000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535638c r4:85061b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f0000 r8:85061b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061b00 r8:80287e08 r7:eb331e60 r6:852c3080 r5:852f0000 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 r4:8516a100 INFO: task kworker/1:690:4824 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8793f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:84b0478c r4:84b04400 [<80287208>] (process_one_work) 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 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:691:4825 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/1:691 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000013 r6:eb33dd8c r5:852f0c00 r4:852f0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb111000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85356b8c r4:85356800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85356b8c r4:85061b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f0c00 r8:85061bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061b80 r8:80287e08 r7:eb331e60 r6:852c3100 r5:852f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb33dfb0 to 0xeb33dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8516a100 INFO: task kworker/1:691:4825 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 87c46000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:692:4827 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/1:692 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:852f2400 [<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) r5:85356f8c r4:85356c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852f2400 r8:85061c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85061c00 r8:80287e08 r7:eb33de60 r6:852c3180 r5:852f2400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 87c46000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:693:4830 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/1:693 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:852f4800 r4:852f4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f4800 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: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) r5:8535778c r4:85357400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535778c r4:85061c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f4800 r8:85061cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061c80 r8:80287e08 r7:eb345e60 r6:852c3200 r5:852f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb351fb0 to 0xeb351ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8516a600 INFO: task kworker/1:693:4830 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:694:4831 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/1:694 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85330c00 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:eb2f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85330c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb127000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8535738c r4:85357000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8535738c r4:85061d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85330c00 r8:85061d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061d00 r8:80287e08 r7:eb351e60 r6:85061d80 r5:85330c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8516a600 INFO: task kworker/1:694:4831 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 88055000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0478c r4:84b04400 r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "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:eb349d84 r8:00000002 r7:60000013 r6:eb349d8c 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:eb349e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85333c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb151000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85357f8c r4:85357c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85357f8c r4:85061e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85333c00 r8:85061e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061e00 r8:80287e08 r7:eb351e60 r6:85061e80 r5:85333c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb349fb0 to 0xeb349ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8516a840 INFO: task kworker/1:695:4833 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 88055000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:696:4834 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/1:696 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb321d84 r8:00000002 r7:60000013 r6:eb321d8c r5:85334800 r4:85334800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85334800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [<804e77f0>] (_vm_unmap_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:eb145000 r5:85357b8c r4:85357800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85334800 r8:85061f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85061f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85061f00 r8:80287e08 r7:eb349e60 r6:85061f80 r5:85334800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb321fb0 to 0xeb321ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8516a840 INFO: task kworker/1:696:4834 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8843f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:697:4837 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/1:697 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85335400 r4:85335400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85335400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ad00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85335400 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:eb197000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a438c r4:853a4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a438c r4:8539c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85335400 r8:8539c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c000 r8:80287e08 r7:eb349e60 r6:8539c080 r5:85335400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb355fb0 to 0xeb355ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8516ac00 INFO: task kworker/1:697:4837 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8843f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:698:4839 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/1:698 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000013 r6:eb35dd8c 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:eb35de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85199cc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a4b8c r4:853a4800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a4b8c r4:8539c180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8539c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c180 r8:80287e08 r7:eb355e60 r6:8539c200 r5:85336000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb35dfb0 to 0xeb35dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85199b80 INFO: task kworker/1:698:4839 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 88945000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:699:4841 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/1:699 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85336c00 r4:85336c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85336c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ac00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85336c00 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: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) r5:853a4f8c r4:853a4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a4f8c r4:8539c280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85336c00 r8:8539c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c280 r8:80287e08 r7:eb35de60 r6:8539c300 r5:85336c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb375fb0 to 0xeb375ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8516ae80 INFO: task kworker/1:699:4841 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:700:4843 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/1:700 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb379d84 r8:00000002 r7:60000013 r6:eb379d8c r5:85332400 r4:85332400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85332400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85332400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<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) r5:853a538c r4:853a5000 [<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 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b0478c r4:84b04400 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:701 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000013 r6:eb37dd8c r5:8532c800 r4:8532c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532c800 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:eb1d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a578c r4:853a5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a578c r4:8539c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532c800 r8:8539c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c480 r8:80287e08 r7:eb379e60 r6:8539c500 r5:8532c800 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 r4:8541a0c0 INFO: task kworker/1:701:4845 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 89077000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:702:4847 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/1:702 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb381d84 r8:00000002 r7:60000113 r6:eb381d8c r5:8532e000 r4:8532e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8532e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8532e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a5b8c r4:853a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a5b8c r4:8539c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8532e000 r8:8539c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c580 r8:80287e08 r7:eb37de60 r6:8539c600 r5:8532e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb381fb0 to 0xeb381ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8541a0c0 INFO: task kworker/1:702:4847 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 89262000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:703:4849 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/1:703 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb385d84 r8:00000002 r7:60000013 r6:eb385d8c r5:853a8000 r4:853a8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853a8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a5f8c r4:853a5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a5f8c r4:8539c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853a8000 r8:8539c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c680 r8:80287e08 r7:eb381e60 r6:8539c700 r5:853a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb385fb0 to 0xeb385ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8541a3c0 INFO: task kworker/1:703:4849 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 897fb000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:704:4851 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/1:704 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:853a9800 r4:853a9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853a9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853a9800 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:eb1f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a638c r4:853a6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a638c r4:8539c780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8539c780 Exception stack(0xeb359fb0 to 0xeb359ff8) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:705:4853 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/1:705 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb389d84 r8:00000002 r7:60000113 r6:eb389d8c r5:853ab000 r4:853ab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eb305000 [<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 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r4:849f2e80 5fa0: 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:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:853abc00 r4:853abc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853abc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541aac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb397000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a6b8c r4:853a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a6b8c r4:8539c980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853abc00 r8:8539c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539c980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539c980 r8:80287e08 r7:eb389e60 r6:8539ca00 r5:853abc00 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 r4:8541a800 INFO: task kworker/1:706:4856 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:853ac800 r4:853ac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:853ac800 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:e0655000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e938c r4:853e9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:853e938c r4:852c3280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ac800 r8:852c32ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852c3280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852c3280 r8:80287e08 r7:eb231e60 r6:8539ca80 r5:853ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb395fb0 to 0xeb395ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8539b700 INFO: task kworker/0:158:4857 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 89f19000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 5fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:707 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:853ad400 r4:853ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541acc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<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) r5:853a6f8c r4:853a6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a6f8c r4:8539cb00 [<80287208>] (process_one_work) from [<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 r9:8539cb00 r8:80287e08 r7:eb391e60 r6:8539cb80 r5:853ad400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 89f19000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:853ae000 [<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 r5:8541aec0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a738c r4:853a7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a738c r4:8539cc00 r10:61c88647 r9:853ae000 r8:8539cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:709:4863 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/1:709 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:853aa400 r4:853aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853aa400 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:eb3b1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a778c r4:853a7400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a778c r4:8539cd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853aa400 r8:8539cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539cd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539cd00 r8:80287e08 r7:eb3a9e60 r6:8539cd80 r5:853aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8541ac00 INFO: task kworker/1:709:4863 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8a766000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 INFO: task kworker/1:710:4865 blocked for more than 464 seconds. r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:853a8c00 [<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 r8:853a8c00 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:eb3c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a7b8c r4:853a7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a7b8c r4:8539ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853a8c00 r8:8539ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539ce00 r8:80287e08 r7:eb3b5e60 r6:8539ce80 r5:853a8c00 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 r4:8541b100 INFO: task kworker/1:710:4865 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8a766000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "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 r5:8541b4c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853a7f8c r4:853a7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853a7f8c r4:8539cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85458000 r8:8539cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8539cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8539cf00 r8:80287e08 r7:eb3bde60 r6:8539cf80 r5:85458000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8541b100 INFO: task kworker/1:711:4866 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8a99b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:712:4869 blocked for more than 464 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:8545a400 [<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) r5:00001000 r4:eb3d3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e838c r4:853e8000 [<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 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d20: 8ae79000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:713:4871 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/1:713 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb211d8c r5:852f3c00 r4:852f3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8541b900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f3c00 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:dfa83000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e8b8c r4:853e8800 [<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 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:714:4873 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/1:714 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000013 r6:eb3ddd8c r5:852f1800 r4:852f1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:852f1800 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:dfa41000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e878c r4:853e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853e878c r4:8541c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f1800 r8:8541c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c180 r8:80287e08 r7:eb211e60 r6:852c3380 r5:852f1800 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 r4:8541b780 INFO: task kworker/1:714:4873 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8b2dd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:715:4875 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/1:715 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:852f5400 [<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 r5:8541be40 r5:00001000 r4:e0799000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e978c r4:853e9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853e978c r4:8541c200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f5400 r8:8541c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c200 r8:80287e08 r7:eb211e60 r6:852c3400 r5:852f5400 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 r4:8541b940 INFO: task kworker/1:715:4875 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8b2dd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:716:4879 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/1:716 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb38dd84 r8:00000002 r7:60000113 r6:eb38dd8c r5:852f6000 r4:852f6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f040 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) r5:853ea38c r4:853ea000 [<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 r9:8541c280 r8:80287e08 r7:eb3e1e60 r6:852c3480 r5:852f6000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0175d28 to 0xe0175d70) r5:800f0013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:159:4880 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/0:159 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:852f6c00 r4:852f6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852f6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542bac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<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) r5:85212f8c r4:85212c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85212f8c r4:852c3500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852f6c00 r8:852c352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852c3500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852c3500 r8:80287e08 r7:eb231e60 r6:852c3580 r5:852f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8539ba80 INFO: task kworker/0:159:4880 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8b44d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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:e0175dc0 r5:e0175e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:717:4882 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/1:717 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8530ec00 r4:8530ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8530ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bf00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8530ec00 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:e07ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e9b8c r4:853e9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853e9b8c r4:8541c300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8530ec00 r8:8541c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c300 r8:80287e08 r7:eb38de60 r6:852c3600 r5:8530ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8541bf80 INFO: task kworker/1:717:4882 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8b95f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:718:4884 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/1:718 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84983000 r4:84983000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84983000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8541a6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84983000 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:eaa3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853e9f8c r4:853e9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853e9f8c r4:8541c380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84983000 r8:8541c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c380 r8:80287e08 r7:eb38de60 r6:852c3680 r5:84983000 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 r4:8541b9c0 INFO: task kworker/1:718:4884 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8b95f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:719:4887 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/1:719 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:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:853b0c00 r4:853b0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b0c00 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:eab37000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ea78c r4:853ea400 [<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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d20: 8bdf8000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:720:4888 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/1:720 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853b1800 r4:853b1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8539f2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b1800 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:eab79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853eab8c r4:853ea800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853eab8c r4:8541c480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b1800 r8:8541c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c480 r8:80287e08 r7:eb405e60 r6:852c3780 r5:853b1800 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 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8c24b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<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) [<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) r5:853ebf8c r4:853ebc00 [<80287208>] (process_one_work) from [<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 r9:8541c500 r8:80287e08 r7:eb409e60 r6:852c3800 r5:853b0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:722:4892 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/1:722 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853b3c00 r4:853b3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8539f440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b3c00 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:eabd7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853eaf8c r4:853eac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853eaf8c r4:8541c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b3c00 r8:8541c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c580 r8:80287e08 r7:eb411e60 r6:852c3880 r5:853b3c00 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 r4:8539f100 INFO: task kworker/1:722:4892 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8c715000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:723:4893 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/1:723 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb41dd8c r5:853b2400 r4:853b2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8539f500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b2400 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:eac1b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853eb38c r4:853eb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853eb38c r4:8541c600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b2400 r8:8541c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c600 r8:80287e08 r7:eb411e60 r6:852c3900 r5:853b2400 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 r4:8539f380 INFO: task kworker/1:723:4893 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8cacd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:853b3000 [<81a56854>] (__mutex_lock.constprop.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 r5:8539f640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b3000 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:eac63000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853eb78c r4:853eb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853eb78c r4:8541c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b3000 r8:8541c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c680 r8:80287e08 r7:eb411e60 r6:852c3980 r5:853b3000 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 r4:8539f540 INFO: task kworker/1:724:4895 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8cd77000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:725:4897 blocked for more than 465 seconds. Workqueue: events bpf_prog_free_deferred r4:85458c00 [<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) r5:00001000 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) r5:853ebb8c r4:853eb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ebb8c r4:8541c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85458c00 r8:8541c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c700 r8:80287e08 r7:eb411e60 r6:8541c780 r5:85458c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8539f900 INFO: task kworker/1:725:4897 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8ceae000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:726:4900 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/1:726 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:eb429d84 r8:00000002 r7:60000013 r6:eb429d8c r5:8545b000 r4:8545b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8539fc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8545b000 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:eae17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ec78c r4:853ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ec78c r4:8541c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8545b000 r8:8541c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541c800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541c800 r8:80287e08 r7:eb411e60 r6:8541c880 r5:8545b000 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 r4:8539f880 INFO: task kworker/1:726:4900 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8ceae000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 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) r5:853ec38c r4:853ec000 [<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 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:728:4904 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/1:728 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:eb43dd84 r8:00000002 r7:60000013 r6:eb43dd8c r5:853b4800 r4:853b4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539fdc0 r5:00001000 r4:eaeaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ecb8c r4:853ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ecb8c r4:8541ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b4800 r8:8541ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8541ca00 r8:80287e08 r7:eb429e60 r6:852c3a00 r5:853b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb43dfb0 to 0xeb43dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8539fcc0 INFO: task kworker/1:728:4904 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8d492000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:729:4906 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/1:729 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:eb445d84 r8:00000002 r7:60000113 r6:eb445d8c r5:853b6c00 r4:853b6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b6c00 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) r10:61c88647 r9:853b6c00 r8:8541caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175d28 to 0xe0175d70) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/1:730:4907 blocked for more than 465 seconds. [<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:eb213000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ecf8c r4:853ecc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ecf8c r4:8541cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b5400 r8:8541cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8541cb00 Exception stack(0xeb449fb0 to 0xeb449ff8) Exception stack(0xe0175d28 to 0xe0175d70) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Workqueue: events bpf_prog_free_deferred r4:853b6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853b6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85434140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<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) r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 5fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [<80287208>] (process_one_work) 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(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 r4:8539bd00 INFO: task kworker/1:732:4911 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8de42000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e0039000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:733 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb461d84 r8:00000002 r7:60000013 r6:eb461d8c r5:849c0c00 r4:849c0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849c0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 r4:00000000 [<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) Exception stack(0xeb461fb0 to 0xeb461ff8) 5d20: 8e0a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 r5:84b0478c r4:84b04400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:735:4917 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/1:735 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb479d84 r8:00000002 r7:60000013 r6:eb479d8c r5:849c1800 r4:849c1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849c1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<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) Exception stack(0xeb479fb0 to 0xeb479ff8) 5d20: 8e30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:8545c800 r4:8545c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) r10:00000000 r9:8541ce00 r8:80287e08 r7:eb461e60 r6:8541ce80 r5:8545c800 5d20: 8e6a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 r5:84b0478c r4:84b04400 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [<80287208>] (process_one_work) 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/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:738:4923 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. r10:8291a684 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:8545ec00 [<804e77f0>] (_vm_unmap_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:eb49d000 [<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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:00001000 r4:e0039000 r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:739:4925 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/1:739 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85459800 r4:85459800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85459800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [<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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b0478c r4:84b04400 5fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:740:4929 blocked for more than 465 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4ab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ef78c r4:853ef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ef78c r4:85440200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849c3c00 r8:8544022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred 5d20: 8f484000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:00001000 r4:e0039000 r4:00000001 task:kworker/1:741 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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) r4:85440280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440280 r8:80287e08 r7:eb491e60 r6:852c3f80 r5:849c5400 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 r4:85434dc0 INFO: task kworker/1:741:4932 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 8f484000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) 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 r4:849c6000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f400 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:800f0013 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) 5fe0: 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) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d7840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849c6c00 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: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) r5:8497078c r4:84970400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8497078c r4:85446080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849c6c00 r8:854460ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85446080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85446080 r8:80287e08 r7:eb231e60 r6:85446100 r5:849c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8542b280 INFO: task kworker/0:161:4936 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r5:800f0013 r4:80239bb0 [<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) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb4b5d8c r5:849c4800 r4:849c4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849c4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85434b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849c4800 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:eb4d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521378c r4:85213400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521378c r4:85446180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849c4800 r8:854461ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85446180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85446180 r8:80287e08 r7:eb4a1e60 r6:85446200 r5:849c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:849f2e80 r4:848f9140 r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:849c3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Call trace: r5:800f0013 r4:80239bb0 r5:00001000 r4:e0039000 [<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/1:743 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:8545e000 r4:8545e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8545e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8545e000 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:eb4e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f478c r4:853f4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853f478c r4:85440380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8545e000 r8:854403ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 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 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d60: 80230ad0 80239bb0 800f0013 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) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:745:4946 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/1:745 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c 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:eb501e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:853f578c r4:85440480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854404ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440480 r8:80287e08 r7:eb4f5e60 r6:85446480 r5:853d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb501fb0 to 0xeb501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543f340 INFO: task kworker/1:745:4946 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 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) r5:853f538c r4:853f5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853f538c r4:85440500 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8544052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440500 r8:80287e08 r7:eb501e60 r6:85446500 r5:853d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb325fb0 to 0xeb325ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8543f4c0 INFO: task kworker/1:746:4948 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) task:kworker/1:747 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) 5fe0: 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) r4:85440600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543f740 INFO: task kworker/1:748:4952 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 90c63000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<804e77f0>] (_vm_unmap_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) Exception stack(0xeb521fb0 to 0xeb521ff8) r5:800f0013 r4:80239bb0 r5:00001000 r4:e0039000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c 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: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 r5:8543fc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853dbc00 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:e89f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f678c r4:853f6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853f678c r4:85440700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8544072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440700 r8:80287e08 r7:eb521e60 r6:85446700 r5:853dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:751:4959 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/1:751 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb531d84 r8:00000002 r7:60000113 r6:eb531d8c 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:eb531e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<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) r10:00000000 r9:85440780 r8:80287e08 r7:eb529e60 r6:85446780 r5:853dec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r5:00001000 r4:e0039000 r5:84b0478c r4:84b04400 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 task:kworker/1:752 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:853dc800 [<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 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f6f8c r4:853f6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853f6f8c r4:85440800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8544082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440800 r8:80287e08 r7:eb531e60 r6:85446800 r5:853dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb535fb0 to 0xeb535ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8543fd80 INFO: task kworker/1:752:4960 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 913c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:753:4962 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/1:753 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:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84ad8c00 r4:84ad8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ad8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85450000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad8c00 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:ead5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853f738c r4:853f7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853f738c r4:85440880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ad8c00 r8:854408ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85440880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85440880 r8:80287e08 r7:eb535e60 r6:85446880 r5:84ad8c00 r4:00000001 Exception stack(0xeb53dfb0 to 0xeb53dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543fd80 INFO: task kworker/1:753:4962 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 91647000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) r4:848f9140 r4:853b8000 [<804e77f0>] (_vm_unmap_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) r4:85450280 Exception stack(0xe0175d28 to 0xe0175d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848f9140 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<80287208>] (process_one_work) 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85450200 INFO: task kworker/1:755:4966 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 91956000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/1:756:4969 blocked for more than 466 seconds. r4:853ba400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [<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 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:757:4970 blocked for more than 466 seconds. r5:853bb000 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 r9:853bb000 r8:85440c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85450500 INFO: task kworker/1:757:4970 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 91c57000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:758:4972 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/1:758 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb54dd8c r5:853bbc00 r4:853bbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853bbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85450640 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) r5:853fc38c r4:853fc000 r10:61c88647 r9:853bbc00 r8:85440d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:759:4973 blocked for more than 466 seconds. r5:853bc800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450840 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:85440e00 r8:80287e08 r7:eb549e60 r6:85440e80 r5:853bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb541fb0 to 0xeb541ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85450600 INFO: task kworker/1:759:4973 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 91fe8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:760:4976 blocked for more than 466 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) [<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) r5:853fcf8c r4:853fcc00 r7:ddde2d80 r6:83018200 r5:853fcf8c r4:85440f00 r10:00000000 r9:85440f00 r8:80287e08 r7:eb549e60 r6:85440f80 r5:853bd400 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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 r5:85450d00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85296000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:762:4980 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/1:762 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:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:853bec00 r4:853bec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853bec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853bec00 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:eb02d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fd38c r4:853fd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fd38c r4:85296100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853bec00 r8:8529612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296100 r8:80287e08 r7:eb559e60 r6:85296180 r5:853bec00 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 r4:85450c00 INFO: task kworker/1:762:4980 is blocked on a mutex likely owned by task kworker/1:222:3689. Workqueue: events bpf_prog_free_deferred 5d20: 923ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:e0175dc0 [<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 r9:00000000 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) [<81a56854>] (__mutex_lock.constprop.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 r5:8543fd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853b8c00 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:eb0c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fdb8c r4:853fd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fdb8c r4:85296200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853b8c00 r8:8529622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296200 r8:80287e08 r7:eb559e60 r6:85296280 r5:853b8c00 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 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543fec0 INFO: task kworker/1:763:4982 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9269e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_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) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:764:4984 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/1:764 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853aec00 r4:853aec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853aec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84af9000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853aec00 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:eb0d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fdf8c r4:853fdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fdf8c r4:85296300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853aec00 r8:8529632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296300 r8:80287e08 r7:eb561e60 r6:85296380 r5:853aec00 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 r4:85450e40 INFO: task kworker/1:764:4984 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 92868000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:765:4986 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/1:765 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:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:853c0c00 r4:853c0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84af9240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c0c00 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:eb0e3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fe38c r4:853fe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fe38c r4:85296400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c0c00 r8:8529642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296400 r8:80287e08 r7:eb565e60 r6:85296480 r5:853c0c00 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 r4:84af9080 INFO: task kworker/1:765:4986 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 929b3000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:766:4988 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/1:766 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:853c0000 r4:853c0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854455c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c0000 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:eb103000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85213b8c r4:85213800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85213b8c r4:85296500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c0000 r8:8529652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296500 r8:80287e08 r7:eb555e60 r6:85296580 r5:853c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb56dfb0 to 0xeb56dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84af9200 INFO: task kworker/1:766:4988 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 92baf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:767:4990 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/1:767 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853c1800 r4:853c1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84af9580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c1800 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:eb11b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fe78c r4:853fe400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fe78c r4:85296600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c1800 r8:8529662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296600 r8:80287e08 r7:eb56de60 r6:85296680 r5:853c1800 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 r4:84af90c0 INFO: task kworker/1:767:4990 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 92da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:768:4992 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/1:768 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c 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:eb579e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb129000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853feb8c r4:853fe800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853feb8c r4:85296700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8529672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296700 r8:80287e08 r7:eb571e60 r6:85446900 r5:84ad8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb579fb0 to 0xeb579ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af9540 INFO: task kworker/1:768:4992 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 92da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:769:4994 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/1:769 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84ada400 r4:84ada400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ada400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84af9780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ada400 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:eb13d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853fef8c r4:853fec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fef8c r4:85296780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:852967ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296780 r8:80287e08 r7:eb579e60 r6:85446980 r5:84ada400 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 r4:84af9680 INFO: task kworker/1:769:4994 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 93317000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:770:4995 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/1:770 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb585d84 r8:00000002 r7:60000013 r6:eb585d8c 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84adbc00 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:eb18b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ff38c r4:853ff000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ff38c r4:85296800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8529682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296800 r8:80287e08 r7:eb581e60 r6:85446a00 r5:84adbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb585fb0 to 0xeb585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84af9700 INFO: task kworker/1:770:4995 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9383f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:771:4997 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/1:771 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:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:84adc800 r4:84adc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84adc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84adc800 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: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) r5:853ff78c r4:853ff400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ff78c r4:85296880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84adc800 r8:852968ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296880 r8:80287e08 r7:eb585e60 r6:85446a80 r5:84adc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb589fb0 to 0xeb589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af9700 INFO: task kworker/1:771:4997 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9383f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:772:5000 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/1:772 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:84ade000 r4:84ade000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ade000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ade000 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:eb1d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540038c r4:85400000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540038c r4:85296900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ade000 r8:8529692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296900 r8:80287e08 r7:eb589e60 r6:85446b00 r5:84ade000 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 r4:84af9a00 INFO: task kworker/1:772:5000 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 93d13000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:773:5001 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/1:773 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb595d84 r8:00000002 r7:60000013 r6:eb595d8c r5:84adec00 r4:84adec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84adec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84adec00 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:eb1af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853ffb8c r4:853ff800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853ffb8c r4:85296980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84adec00 r8:852969ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296980 r8:80287e08 r7:eb591e60 r6:85446b80 r5:84adec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb595fb0 to 0xeb595ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84af9cc0 INFO: task kworker/1:773:5001 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9417d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:774:5003 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/1:774 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:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:84add400 r4:84add400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84add400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84add400 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: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) r5:853fff8c r4:853ffc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853fff8c r4:85296a00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85296a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296a00 r8:80287e08 r7:eb591e60 r6:85446c00 r5:84add400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb59dfb0 to 0xeb59dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84af9b00 INFO: task kworker/1:774:5003 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9464e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:775:5006 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/1:775 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853c3000 r4:853c3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84af9f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c3000 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:eb1e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540078c r4:85400400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540078c r4:85296a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c3000 r8:85296aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296a80 r8:80287e08 r7:eb591e60 r6:85296b00 r5:853c3000 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 r4:84af9e00 INFO: task kworker/1:775:5006 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9464e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:776:5009 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/1:776 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:853c4800 r4:853c4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d080 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c4800 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: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) r5:85400f8c r4:85400c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85400f8c r4:85296b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c4800 r8:85296bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296b80 r8:80287e08 r7:eb569e60 r6:85296c00 r5:853c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425e600 INFO: task kworker/1:776:5009 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 94908000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:777:5010 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/1:777 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:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c 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: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 r5:8425e500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb26f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85400b8c r4:85400800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85400b8c r4:85296c80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85296cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296c80 r8:80287e08 r7:eb5a9e60 r6:85446c80 r5:84adb000 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 r4:8425e600 INFO: task kworker/1:777:5010 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 95149000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:778:5012 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/1:778 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:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c 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:eb5b9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853de000 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:eb327000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85401b8c r4:85401800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85401b8c r4:85296d00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85296d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296d00 r8:80287e08 r7:eb5a9e60 r6:85446d00 r5:853de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478d040 INFO: task kworker/1:778:5012 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 95149000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:779:5014 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/1:779 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:85460c00 r4:85460c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85460c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85460c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540138c r4:85401000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540138c r4:85296d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85460c00 r8:85296dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296d80 r8:80287e08 r7:eb5b9e60 r6:85446d80 r5:85460c00 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 r4:8478d140 INFO: task kworker/1:779:5014 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:780:5015 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/1:780 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:85461800 r4:85461800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85461800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85461800 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:eb303000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540178c r4:85401400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540178c r4:85296e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85461800 r8:85296e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296e00 r8:80287e08 r7:eb5b9e60 r6:85446e00 r5:85461800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8478d140 INFO: task kworker/1:780:5015 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:781:5017 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/1:781 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85462400 r4:85462400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85462400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85462400 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: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) r5:85401f8c r4:85401c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85401f8c r4:85296e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85462400 r8:85296eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296e80 r8:80287e08 r7:eb5b9e60 r6:85446e80 r5:85462400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478d600 INFO: task kworker/1:781:5017 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:782:5021 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/1:782 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:85463000 r4:85463000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85463000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85463000 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:eb3ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540278c r4:85402400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540278c r4:85296f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85463000 r8:85296f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296f00 r8:80287e08 r7:eb5c9e60 r6:85446f00 r5:85463000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5bdfb0 to 0xeb5bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8478d580 INFO: task kworker/1:782:5021 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 96375000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:783:5023 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/1:783 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85463c00 r4:85463c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85463c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8478d700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85463c00 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:eb39b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540238c r4:85402000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540238c r4:85296f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85463c00 r8:85296fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85296f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85296f80 r8:80287e08 r7:eb5bde60 r6:85446f80 r5:85463c00 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 r4:8478d740 INFO: task kworker/1:783:5023 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 96545000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:784:5025 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. task:kworker/1:784 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85464800 r4:85464800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85464800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8478da80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85464800 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:eb3b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85402b8c r4:85402800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85402b8c r4:84423000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85464800 r8:8442302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84423000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423000 r8:80287e08 r7:eb5bde60 r6:844da000 r5:85464800 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 r4:8478d880 INFO: task kworker/1:784:5025 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 96545000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:785:5027 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/1:785 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb575d84 r8:00000002 r7:60000013 r6:eb575d8c r5:853c6c00 r4:853c6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478db40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c6c00 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:eb3cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85402f8c r4:85402c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85402f8c r4:844da080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c6c00 r8:844da0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da080 r8:80287e08 r7:eb5d1e60 r6:844da100 r5:853c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb575fb0 to 0xeb575ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8478da40 INFO: task kworker/1:785:5027 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9698c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:786:5029 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/1:786 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:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85465400 r4:85465400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85465400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8478dc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85465400 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:eb3d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540338c r4:85403000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540338c r4:844da180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85465400 r8:844da1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da180 r8:80287e08 r7:eb575e60 r6:84423080 r5:85465400 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 r4:8478db80 INFO: task kworker/1:786:5029 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 96b8a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:787:5031 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/1:787 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:85466000 r4:85466000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85466000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8425e7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85466000 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:dfa93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85403b8c r4:85403800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85403b8c r4:844da200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85466000 r8:844da22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da200 r8:80287e08 r7:eb5d5e60 r6:84423100 r5:85466000 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 r4:8478dcc0 INFO: task kworker/1:787:5031 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 96b8a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:788:5033 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/1:788 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:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:85466c00 r4:85466c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85466c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8478de80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85466c00 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:dfa59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540378c r4:85403400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540378c r4:844da280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85466c00 r8:844da2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da280 r8:80287e08 r7:eb3fde60 r6:84423180 r5:85466c00 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 r4:8478ddc0 INFO: task kworker/1:788:5033 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 971d8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:789:5035 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/1:789 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb5ddd8c r5:85460000 r4:85460000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85460000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85460000 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:e0517000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85403f8c r4:85403c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85403f8c r4:844da300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85460000 r8:844da32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da300 r8:80287e08 r7:eb3fde60 r6:84423200 r5:85460000 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 r4:8425e600 INFO: task kworker/1:789:5035 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 971d8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:790:5037 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/1:790 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb5e1d8c 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: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 r5:84781300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853db000 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:e0819000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540c78c r4:8540c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540c78c r4:844da380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844da3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da380 r8:80287e08 r7:eb5dde60 r6:84423280 r5:853db000 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 r4:84781100 INFO: task kworker/1:790:5037 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9781b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:791:5039 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/1:791 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:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:84ad9800 r4:84ad9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) 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: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 r5:84781240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540c38c r4:8540c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540c38c r4:844da400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:844da42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da400 r8:80287e08 r7:eb5e1e60 r6:84423300 r5:84ad9800 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 r4:84781200 INFO: task kworker/1:791:5039 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9781b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:792:5041 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/1:792 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:847f8000 r4:847f8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847f8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:847814c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847f8000 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:eaaab000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540cb8c r4:8540c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540cb8c r4:844da480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847f8000 r8:844da4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da480 r8:80287e08 r7:eb5e1e60 r6:84423380 r5:847f8000 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 r4:847814c0 INFO: task kworker/1:792:5041 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:793:5043 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/1:793 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:847f8c00 r4:847f8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847f8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847f8c00 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:eac85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540d38c r4:8540d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540d38c r4:844da500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847f8c00 r8:844da52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da500 r8:80287e08 r7:eb5e9e60 r6:84423400 r5:847f8c00 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 r4:84781440 INFO: task kworker/1:793:5043 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:794:5045 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/1:794 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:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:847f9800 r4:847f9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847f9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847816c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabc1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540cf8c r4:8540cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540cf8c r4:844da580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847f9800 r8:844da5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da580 r8:80287e08 r7:eb5ede60 r6:84423480 r5:847f9800 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 r4:84781740 INFO: task kworker/1:794:5045 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:164:5049 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/0:164 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:847fa400 r4:847fa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:847d76c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847fa400 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:eb007000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84970b8c r4:84970800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84970b8c r4:84423500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fa400 r8:8442352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84423500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423500 r8:80287e08 r7:eb4a1e60 r6:84423580 r5:847fa400 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 r4:847d7380 INFO: task kworker/0:164:5049 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 985aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:795:5050 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/1:795 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:eb5f9d84 r8:00000002 r7:60000013 r6:eb5f9d8c r5:847fb000 r4:847fb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847fb000 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: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) r5:8540d78c r4:8540d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540d78c r4:844da600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fb000 r8:844da62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da600 r8:80287e08 r7:eb5ede60 r6:84423600 r5:847fb000 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 r4:84781a00 INFO: task kworker/1:795:5050 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 986e6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:796:5052 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/1:796 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:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:847fbc00 r4:847fbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847fbc00 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: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) r5:8540df8c r4:8540dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540df8c r4:844da680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fbc00 r8:844da6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da680 r8:80287e08 r7:eb5f9e60 r6:84423680 r5:847fbc00 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 r4:84781980 INFO: task kworker/1:796:5052 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 98a2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:797:5054 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/1:797 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:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:847fc800 r4:847fc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847fc800 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:eae05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540db8c r4:8540d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540db8c r4:844da700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fc800 r8:844da72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da700 r8:80287e08 r7:eb5fde60 r6:84423700 r5:847fc800 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 r4:84781b00 INFO: task kworker/1:797:5054 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 98a2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:165:5057 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/0:165 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:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:847fd400 r4:847fd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:853a05c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847fd400 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:eade9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:84423780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fd400 r8:844237ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84423780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423780 r8:80287e08 r7:eb4a1e60 r6:84423800 r5:847fd400 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 r4:847d7780 INFO: task kworker/0:165:5057 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 98bd3000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:798:5059 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/1:798 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb609d8c r5:847fe000 r4:847fe000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fe000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84781f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:847fe000 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:eb261000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540e38c r4:8540e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540e38c r4:844da780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fe000 r8:844da7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da780 r8:80287e08 r7:eb5fde60 r6:84423880 r5:847fe000 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 r4:84781dc0 INFO: task kworker/1:798:5059 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 98bd3000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:166:5060 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/0:166 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:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:847fec00 r4:847fec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:847fec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:847d7b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:847fec00 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:eb3f3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540e78c r4:8540e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540e78c r4:84423900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:847fec00 r8:8442392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84423900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423900 r8:80287e08 r7:eb601e60 r6:84423980 r5:847fec00 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 r4:847d7900 INFO: task kworker/0:166:5060 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 99375000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:799:5062 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/1:799 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:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:85468000 r4:85468000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85468000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85468000 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:eb401000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540eb8c r4:8540e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540eb8c r4:844da800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85468000 r8:844da82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da800 r8:80287e08 r7:eb609e60 r6:84423a00 r5:85468000 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 r4:84781dc0 INFO: task kworker/1:799:5062 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 99375000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:800:5065 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/1:800 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb605d8c r5:85468c00 r4:85468c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85468c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85468c00 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:eb413000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540ef8c r4:8540ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540ef8c r4:844da880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85468c00 r8:844da8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da880 r8:80287e08 r7:eb611e60 r6:84423a80 r5:85468c00 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 r4:84aee0c0 INFO: task kworker/1:800:5065 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:167:5066 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/0:167 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:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:85469800 r4:85469800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85469800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d7040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85469800 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:eb45b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8497038c r4:84970000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8497038c r4:84423b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85469800 r8:84423b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84423b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423b00 r8:80287e08 r7:eb601e60 r6:84423b80 r5:85469800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb619fb0 to 0xeb619ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847d7c00 INFO: task kworker/0:167:5066 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:801:5068 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/1:801 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:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:8546a400 r4:8546a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8546a400 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:eb42d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540f38c r4:8540f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540f38c r4:844da900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546a400 r8:844da92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da900 r8:80287e08 r7:eb605e60 r6:84423c00 r5:8546a400 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 r4:84aee140 INFO: task kworker/1:801:5068 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:802:5070 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/1:802 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb621d8c r5:8546b000 r4:8546b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8546b000 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:eb43f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540f78c r4:8540f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540f78c r4:844da980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546b000 r8:844da9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844da980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844da980 r8:80287e08 r7:eb61de60 r6:84423c80 r5:8546b000 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 r4:84aee080 INFO: task kworker/1:802:5070 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:803:5072 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/1:803 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:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:8546bc00 r4:8546bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8546bc00 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:eb465000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540ff8c r4:8540fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540ff8c r4:844daa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546bc00 r8:844daa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844daa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844daa00 r8:80287e08 r7:eb621e60 r6:84423d00 r5:8546bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb625fb0 to 0xeb625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84aee480 INFO: task kworker/1:803:5072 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 99d10000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:804:5073 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/1:804 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb629d8c r5:8546c800 r4:8546c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8546c800 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:eb44d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540fb8c r4:8540f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540fb8c r4:844daa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546c800 r8:844daaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844daa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844daa80 r8:80287e08 r7:eb625e60 r6:84423d80 r5:8546c800 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 r4:84aee080 INFO: task kworker/1:804:5073 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 99ffa000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:168:5076 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/0:168 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:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:8546d400 r4:8546d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8425e880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8546d400 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:eb33f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550eb8c r4:8550e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8550eb8c r4:84423e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546d400 r8:84423e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84423e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84423e00 r8:80287e08 r7:eb601e60 r6:84423e80 r5:8546d400 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 r4:845d7080 INFO: task kworker/0:168:5076 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9a0d4000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:805:5079 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/1:805 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:848f0000 r4:848f0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f0000 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:eb471000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541038c r4:85410000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541038c r4:844dab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f0000 r8:844dab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dab00 r8:80287e08 r7:eb625e60 r6:84423f00 r5:848f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb639fb0 to 0xeb639ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84aee780 INFO: task kworker/1:805:5079 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9a3aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:806:5080 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/1:806 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:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:848f0c00 r4:848f0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb481000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541078c r4:85410400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541078c r4:844dab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f0c00 r8:844dabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dab80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dab80 r8:80287e08 r7:eb639e60 r6:84423f80 r5:848f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb63dfb0 to 0xeb63dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:84aee840 INFO: task kworker/1:806:5080 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9a726000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:807:5082 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/1:807 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb645d8c r5:848f2400 r4:848f2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aeec40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f2400 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:eb49b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85410f8c r4:85410c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85410f8c r4:844dac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f2400 r8:844dac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dac00 r8:80287e08 r7:eb63de60 r6:84187000 r5:848f2400 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 r4:84aee9c0 INFO: task kworker/1:807:5082 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9a726000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:808:5083 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/1:808 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:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:848f3000 r4:848f3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeeb80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb493000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85410b8c r4:85410800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85410b8c r4:844dac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f3000 r8:844dacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dac80 r8:80287e08 r7:eb645e60 r6:84187080 r5:848f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb649fb0 to 0xeb649ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84aee9c0 INFO: task kworker/1:808:5083 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9aa75000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:809:5085 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/1:809 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:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:848f4800 r4:848f4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:850707c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb69f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541338c r4:85413000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541338c r4:844dad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f4800 r8:844dad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dad00 r8:80287e08 r7:eb645e60 r6:84187100 r5:848f4800 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 r4:84aeeac0 INFO: task kworker/1:809:5085 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9ac30000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:810:5087 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/1:810 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:848f3c00 r4:848f3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848f3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeed80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:848f3c00 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:eb4ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541138c r4:85411000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541138c r4:844dad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f3c00 r8:844dadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844dad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844dad80 r8:80287e08 r7:eb651e60 r6:84187180 r5:848f3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb659fb0 to 0xeb659ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 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/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r4:e0175dc0 r5:00001000 r4:e0039000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:811:5089 blocked for more than 467 seconds. r5:848f6000 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) r4:844dae00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84aeedc0 INFO: task kworker/1:811:5089 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9af39000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:844dae80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<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) 5fa0: 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) r4:844daf00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<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) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8546e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8546e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541238c r4:85412000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541238c r4:844daf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8546e000 r8:844dafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:844daf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:844daf80 r8:80287e08 r7:eb651e60 r6:84187380 r5:8546e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb679fb0 to 0xeb679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850703c0 INFO: task kworker/1:814:5095 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9b710000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:815:5097 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/1:815 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:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:8546ec00 r4:8546ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8546ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85070300 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:852a3000 Exception stack(0xeb681fb0 to 0xeb681ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85070440 INFO: task kworker/1:815:5097 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9bb1e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:816:5099 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. Workqueue: events bpf_prog_free_deferred r4:85478c00 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:85070540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85478c00 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:eb503000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85412b8c r4:85412800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85412b8c r4:852a3080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85478c00 r8:852a30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3080 r8:80287e08 r7:eb651e60 r6:84187480 r5:85478c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb68dfb0 to 0xeb68dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85070340 INFO: task kworker/1:816:5099 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9bb1e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:817 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:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:85478000 r4:85478000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85478000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850706c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85478000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb689000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85412f8c r4:85412c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85412f8c r4:852a3100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85478000 r8:852a312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3100 r8:80287e08 r7:eb651e60 r6:84187500 r5:85478000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb695fb0 to 0xeb695ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85070480 INFO: task kworker/1:817:5101 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9bc14000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848f9140 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<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) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85479800 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:eb6c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85413f8c r4:85413c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85413f8c r4:852a3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85479800 r8:852a31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3180 r8:80287e08 r7:eb651e60 r6:84187580 r5:85479800 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 r4:85070900 INFO: task kworker/1:818:5103 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9bdbd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:819:5105 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/1:819 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:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:8547a400 r4:8547a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8547a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541378c r4:85413400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541378c r4:852a3200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547a400 r8:852a322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3200 r8:80287e08 r7:eb6a9e60 r6:84187600 r5:8547a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85070800 INFO: task kworker/1:819:5105 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9bfd5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:820:5107 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/1:820 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:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:8547b000 r4:8547b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850709c0 r5:00001000 r4:eb6bb000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85413b8c r4:85413800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85413b8c r4:852a3280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547b000 r8:852a32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3280 r8:80287e08 r7:eb6a9e60 r6:84187680 r5:8547b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:850708c0 INFO: task kworker/1:820:5107 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9c2a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:821:5109 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/1:821 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000113 r6:eb6c9d8c r5:8547c800 r4:8547c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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) r4:852a3300 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:822:5111 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/1:822 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:8547e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 r5:00001000 r4:eb6d3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8547e000 r8:852a33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:823:5113 blocked for more than 467 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [<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 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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:eb6ef000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeb511fb0 to 0xeb511ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845d7b40 INFO: task kworker/1:824:5115 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9c83c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:825:5117 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/1:825 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:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:8547bc00 r4:8547bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8547bc00 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:e08cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541538c r4:85415000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541538c r4:852a3500 r4:852a3500 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:853d0c00 r8:852a35ac 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 r4:854d1240 INFO: task kworker/1:826:5120 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9ce6c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:827:5122 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/1:827 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:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:853d0000 r4:853d0000 [<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:eb6fde08 r5:00001000 r4:eaecb000 r5:8541638c r4:85416000 r10:00000000 r9:852a3600 r8:80287e08 r7:eb6e9e60 r6:84187a00 r5:853d0000 Workqueue: events bpf_prog_free_deferred 5d20: 9cf00000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853d1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 r5:00001000 r4:ead5b000 r5:85415f8c r4:85415c00 r10:61c88647 r9:853d1800 r8:852a36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d20: 9d070000 dffdb000 00000001 80239b98 7f8d9000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:829:5126 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/1:829 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:eb70dd84 r8:00000002 r7:60000013 r6:eb70dd8c 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:eb70de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d16c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf05000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541678c r4:85416400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541678c r4:852a3700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:852a372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0175dc0 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 r7:ddde2d80 r6:83018200 r5:8550c38c r4:852a3780 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:831:5131 blocked for more than 468 seconds. r5:853d5400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85416b8c r4:85416800 r10:61c88647 r9:853d5400 r8:852a382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:832:5133 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/1:832 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:853d4800 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: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 r5:854d19c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853d4800 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: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) r5:85416f8c r4:85416c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85416f8c r4:852a3880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:852a38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3880 r8:80287e08 r7:eb719e60 r6:84187c80 r5:853d4800 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 r4:854d17c0 INFO: task kworker/1:832:5133 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9d756000 dffdb000 00000001 80239b98 7f8d9000 00000001 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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:eb023000 r5:8541738c r4:85417000 r10:61c88647 r9:853d2400 r8:852a392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 r5:00001000 r4:eb03b000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541778c r4:85417400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8541778c r4:852a3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848f6c00 r8:852a39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3980 r8:80287e08 r7:eb719e60 r6:84187d80 r5:848f6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb735fb0 to 0xeb735ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d1d40 INFO: task kworker/1:834:5136 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9dc07000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:835:5138 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/1:835 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:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:85488c00 r4:85488c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85488c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854d1dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85488c00 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:eb0cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85417b8c r4:85417800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85417b8c r4:852a3a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85488c00 r8:852a3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3a00 r8:80287e08 r7:eb719e60 r6:84187e00 r5:85488c00 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 r4:854d1c80 INFO: task kworker/1:835:5138 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9dd6f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:836:5140 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/1:836 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb745d8c r5:8548a400 r4:8548a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84aee5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8548a400 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: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) r5:85417f8c r4:85417c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85417f8c r4:852a3a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548a400 r8:852a3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3a80 r8:80287e08 r7:eb719e60 r6:84187e80 r5:8548a400 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 r4:854d1d80 INFO: task kworker/1:836:5140 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e086000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:837:5143 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/1:837 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85489800 r4:85489800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85489800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e81c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85489800 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:eb123000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550c78c r4:8550c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550c78c r4:852a3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85489800 r8:852a3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3b00 r8:80287e08 r7:eb719e60 r6:84187f00 r5:85489800 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 r4:854e80c0 INFO: task kworker/1:837:5143 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e0e4000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:838:5145 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/1:838 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:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:853c2400 r4:853c2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e82c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c2400 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: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) r5:8550cb8c r4:8550c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550cb8c r4:852a3b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c2400 r8:852a3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3b80 r8:80287e08 r7:eb751e60 r6:852a3c00 r5:853c2400 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 r4:854e8180 INFO: task kworker/1:838:5145 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e445000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:839:5147 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/1:839 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb631d8c r5:853c6000 r4:853c6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e8480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c6000 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:eb199000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550cf8c r4:8550cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550cf8c r4:852a3c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c6000 r8:852a3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3c80 r8:80287e08 r7:eb6ede60 r6:852a3d00 r5:853c6000 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 r4:854e8180 INFO: task kworker/1:839:5147 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e659000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:840:5149 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/1:840 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:853c5400 r4:853c5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853c5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853c5400 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: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) r5:8550d38c r4:8550d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550d38c r4:852a3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c5400 r8:852a3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3d80 r8:80287e08 r7:eb631e60 r6:852a3e00 r5:853c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb755fb0 to 0xeb755ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:854e8180 INFO: task kworker/1:840:5149 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e740000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:841:5151 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/1:841 state:D stack:0 pid:5151 tgid:5151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8548b000 r4:8548b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e8880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8548b000 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:eb1ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550db8c r4:8550d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550db8c r4:852a3e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548b000 r8:852a3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3e80 r8:80287e08 r7:eb755e60 r6:84187f80 r5:8548b000 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 r4:854e8180 INFO: task kworker/1:841:5151 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9e965000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:842:5152 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/1:842 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:85488000 r4:85488000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85488000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e87c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85488000 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: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) r5:8550d78c r4:8550d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550d78c r4:852a3f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85488000 r8:852a3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3f00 r8:80287e08 r7:eb761e60 r6:854f4000 r5:85488000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb765fb0 to 0xeb765ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:854e8900 INFO: task kworker/1:842:5152 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9eb5a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:843:5156 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/1:843 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:8548c800 r4:8548c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8548c800 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: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) r5:8550df8c r4:8550dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550df8c r4:852a3f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548c800 r8:852a3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852a3f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a3f80 r8:80287e08 r7:eb761e60 r6:854f4080 r5:8548c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb769fb0 to 0xeb769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854e88c0 INFO: task kworker/1:843:5156 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9edf3000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:844:5157 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/1:844 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:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:8548d400 r4:8548d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e8b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8548d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550e38c r4:8550e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550e38c r4:854f3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548d400 r8:854f302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3000 r8:80287e08 r7:eb769e60 r6:854f4100 r5:8548d400 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 r4:854e86c0 INFO: task kworker/1:844:5157 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9edf3000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:845:5159 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/1:845 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:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:8548e000 r4:8548e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:854e8c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8548e000 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:eb315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550e78c r4:8550e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550e78c r4:854f3080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548e000 r8:854f30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3080 r8:80287e08 r7:eb76de60 r6:854f4180 r5:8548e000 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 r4:854e8b80 INFO: task kworker/1:845:5159 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0175dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/1:846:5161 blocked for more than 468 seconds. r4:8548ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:8548ec00 r8:854f312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:169:5163 blocked for more than 468 seconds. r5:8548bc00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8497178c r4:84971400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548bc00 r8:854f42ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854f4280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f4280 r8:80287e08 r7:eb601e60 r6:854f4300 r5:8548bc00 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 r4:8425e980 INFO: task kworker/0:169:5163 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9f364000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:847:5165 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/1:847 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:853d6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 r5:00001000 r4:eb3c7000 r5:8550f78c r4:8550f400 [<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(0xe0175d28 to 0xe0175d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Not tainted 6.15.0-rc7-syzkaller #0 r4:85518000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85518000 r8:854f322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:849:5169 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/1:849 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:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c 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: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 r5:854ee300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85518c00 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:eb525000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550ff8c r4:8550fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550ff8c r4:854f3280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854f32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3280 r8:80287e08 r7:eb77de60 r6:854f4480 r5:85518c00 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 r4:854ee080 INFO: task kworker/1:849:5169 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r4:e0175dc0 r5:00001000 r4:e0039000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:850:5170 blocked for more than 468 seconds. r4:85519800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [<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) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:85511800 r8:854f33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9fab8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:852:5175 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/1:852 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85510000 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: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 r5:854ee6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85510000 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:eb57d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8554878c r4:85548400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8554878c r4:854f3480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854f34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3480 [<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) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 r9:83018205 r8:85514800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 r5:85548b8c r4:85548800 r4:854f3580 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:170:5179 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/0:170 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:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85513000 r4:85513000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85513000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:853a0040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85513000 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:eb6a3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b038c r4:854b0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b038c r4:854f4580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85513000 r8:854f45ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854f4580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f4580 r8:80287e08 r7:eb601e60 r6:854f3680 r5:85513000 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 r4:854f0400 INFO: task kworker/0:170:5179 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9fe4a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:854:5181 blocked for more than 468 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) r7:ddde2d80 r6:83018200 r5:85548f8c r4:854f3700 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ee980 INFO: task kworker/1:854:5181 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: 9fe4a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:855:5183 blocked for more than 468 seconds. r4:85516000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 r5:00001000 r4:eb79d000 r5:8554938c r4:85549000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:854f3800 r8:80287e08 r7:eb7a1e60 r6:854f3880 r5:85516000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854eeb80 INFO: task kworker/1:855:5183 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a01a8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:856 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8551a400 r8:854f392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85513c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb7b1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 Call trace: 5d20: a0848000 dffdb000 00000001 80239b98 7f8d9000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85516c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 r5:00001000 r4:eb7bf000 [<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) r10:61c88647 r9:85516c00 r8:854f3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3a80 r8:80287e08 r7:eb791e60 r6:854f3b00 r5:85516c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:854ef080 INFO: task kworker/1:858:5189 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a0848000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r5:85512400 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) dfa0: 00000000 00000000 00000000 00000000 Call trace: 5d20: a0ba3000 dffdb000 00000001 80239b98 7f8d9000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 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) r10:61c88647 r9:85510c00 r8:854f3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:861:5195 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/1:861 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c 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:eb7d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ef6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:853d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<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) r5:8554ab8c r4:8554a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8554ab8c r4:854f3d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854f3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3d80 r8:80287e08 r7:eb7c9e60 r6:854f3e00 r5:853d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ef440 INFO: task kworker/1:861:5195 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a1046000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 r9:83018205 r8:853c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 r7:ddde2d80 r6:83018200 r5:8554af8c r4:854f3e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:863:5199 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/1:863 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb7e5d8c 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: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 r5:854efa00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85520000 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:eb7ed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8554b38c r4:8554b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8554b38c r4:854f3f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854f3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854f3f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f3f80 r8:80287e08 r7:eb7dde60 r6:854fb000 r5:85520000 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 r4:854ef780 INFO: task kworker/1:863:5199 is blocked on a mutex likely owned by task kworker/1:222:3689. Exception stack(0xe0175d28 to 0xe0175d70) [<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(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:864:5201 blocked for more than 468 seconds. r5:85520c00 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8554b78c r4:8554b400 [<80287208>] (process_one_work) 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: 5d20: a1732000 dffdb000 00000001 80239b98 7f8d9000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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) [<80287208>] (process_one_work) 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 INFO: task kworker/1:865:5203 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a1732000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:866:5205 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/1:866 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb685d84 r8:00000002 r7:60000113 r6:eb685d8c 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:eb685e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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) r5:8554bf8c r4:8554bc00 r10:61c88647 r9:85522400 r8:854fb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:867:5207 blocked for more than 468 seconds. r4:85523000 r4:00000000 r4:00000000 r5:8555438c r4:85554000 [<80287208>] (process_one_work) 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 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:e0175dc0 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:868:5209 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/1:868 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6add84 r8:00000002 r7:60000013 r6:eb6add8c 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:eb6ade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85524800 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:e07b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555478c r4:85554400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555478c r4:854fb480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854fb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fb480 r8:80287e08 r7:eb699e60 r6:854fb500 r5:85524800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6adfb0 to 0xeb6adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 [<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) r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85523c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85554b8c r4:854fb580 Exception stack(0xeb6cdfb0 to 0xeb6cdff8) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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) r7:ddde2d80 r6:83018200 r5:85554f8c r4:854fb680 dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a27c9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:871:5215 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/1:871 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:85526c00 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) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:84b0478c r4:84b04400 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) "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 r5:855057c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85525400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac9f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555578c r4:85555400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555578c r4:854fb880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854fb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fb880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fb880 r8:80287e08 r7:eb805e60 r6:854fb900 r5:85525400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb809fb0 to 0xeb809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85505580 INFO: task kworker/1:872:5217 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a27c9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:00000001 "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) r5:85555f8c r4:85555c00 [<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 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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 r8:8551e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r7:ddde2d80 r6:83018200 r5:85555b8c r4:854fba00 Exception stack(0xeb81dfb0 to 0xeb81dff8) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:875:5223 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/1:875 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c 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:eb825e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8551ec00 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:eb269000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555678c r4:85556400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555678c r4:854fba80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854fbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fba80 r8:80287e08 r7:eb815e60 r6:854f4780 r5:8551ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb825fb0 to 0xeb825ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85505a00 INFO: task kworker/1:875:5223 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a30d7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 "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:eb23d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555638c r4:854fbb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849d8000 r8:854fbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fbb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fbb00 r8:80287e08 r7:eb825e60 r6:854f4800 r5:849d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb82dfb0 to 0xeb82dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85505a00 INFO: task kworker/1:876:5225 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<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) r5:85556b8c r4:85556800 r10:61c88647 r9:849d9800 r8:854fbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:849db000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85557f8c r4:85557c00 r10:61c88647 r9:849db000 r8:854fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:854fbc00 r8:80287e08 r7:eb835e60 r6:854f4900 r5:849db000 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 r4:85505d80 INFO: task kworker/1:878:5229 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a35d1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb415000 r5:85556f8c r4:85556c00 [<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 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0175dc0 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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) [<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) r10:00000000 r9:854fbd00 r8:80287e08 r7:eb83de60 r6:854f4a00 r5:849dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb849fb0 to 0xeb849ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425e900 INFO: task kworker/1:880:5232 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a3b3a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:881:5235 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/1:881 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:849de000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [<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 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) "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) r5:85557b8c r4:85557800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85557b8c r4:854fbe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849da400 r8:854fbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fbe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fbe00 r8:80287e08 r7:eb83de60 r6:854f4b00 r5:849da400 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 r4:854f09c0 INFO: task kworker/1:882:5236 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a404e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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:eb4a3000 r5:8555c78c r4:8555c400 r7:ddde2d80 r6:83018200 r5:8555c78c r4:854fbe80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r4:00000001 r4:848f9140 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb48b000 r5:8555c38c r4:8555c000 r4:854fbf00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<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:eb4b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555cb8c r4:8555c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555cb8c r4:854fbf80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854fbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854fbf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854fbf80 r8:80287e08 r7:eb865e60 r6:854f4c80 r5:8551d400 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 r4:851952c0 INFO: task kworker/1:885:5243 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a4725000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:886:5245 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/1:886 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c 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:eb87de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r9:83018205 r8:8551c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 r7:ddde2d80 r6:83018200 r5:8555cf8c r4:848dc000 r4:00000001 r4:85195480 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/1:887:5247 blocked for more than 469 seconds. r4:84910000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [<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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:888:5249 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/1:888 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c 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:eb88de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851958c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84911800 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:eb4f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555d78c r4:8555d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555d78c r4:848dc100 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:848dc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848dc100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848dc100 r8:80287e08 r7:eb885e60 r6:854f4e00 r5:84911800 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 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84b0478c r4:84b04400 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175fb0 to 0xe0175ff8) 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/1:889 state:D stack:0 pid:5251 tgid:5251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb891d84 r8:00000002 r7:60000013 r6:eb891d8c 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:eb891e08 r4:00000000 [<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) r5:8555db8c r4:8555d800 [<80287208>] (process_one_work) 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 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84913000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8555df8c r4:8555dc00 r10:61c88647 r9:84913000 r8:848dc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:891:5255 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/1:891 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb899d84 r8:00000002 r7:60000013 r6:eb899d8c r5:84913c00 r4:84913c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84913c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85195d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84913c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb64b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555e38c r4:8555e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555e38c r4:848dc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84913c00 r8:848dc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848dc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848dc280 r8:80287e08 r7:eb895e60 r6:854f4f80 r5:84913c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb899fb0 to 0xeb899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85195c00 INFO: task kworker/1:891:5255 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a53ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:892:5257 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/1:892 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:84914800 r4:84914800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84914800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85195e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84914800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb655000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555e78c r4:8555e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555e78c r4:848dc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84914800 r8:848dc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848dc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848dc300 r8:80287e08 r7:eb899e60 r6:85454000 r5:84914800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb89dfb0 to 0xeb89dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85195f80 INFO: task kworker/1:892:5257 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a53ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:893:5259 blocked for more than 469 seconds. Call trace: r4:85529800 [<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) r5:8555f38c r4:8555f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85529800 r8:848dc3ac 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(0xeb889fb0 to 0xeb889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85195dc0 INFO: task kworker/1:893:5259 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a5923000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:8552a400 [<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) r5:8555eb8c r4:8555e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555eb8c r4:848dc480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552a400 r8:848dc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:895 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eb8a5d8c r5:8552b000 r4:8552b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8552b000 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: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) r5:8555ef8c r4:8555ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555ef8c r4:848dc580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552b000 r8:848dc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848dc580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848dc580 r8:80287e08 r7:eb889e60 r6:848dc600 r5:8552b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:852bc100 INFO: task kworker/1:895:5264 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a5923000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:896:5266 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/1:896 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:8552bc00 r4:8552bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8552bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 r5:00001000 r4:eb6d1000 r5:854b078c r4:854b0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8552bc00 r8:848dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852bc380 INFO: task kworker/1:896:5266 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a5da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:171:5268 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/0:171 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85528c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:854b0f8c r4:85454080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Exception stack(0xe0175fb0 to 0xe0175ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:897 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8555f78c r4:8555f400 r10:00000000 r9:848dc780 r8:80287e08 r7:eb811e60 r6:848dc880 r5:8552d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:852bc640 INFO: task kworker/1:897:5269 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a6351000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:172:5274 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/0:172 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:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:85528000 r4:85528000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85528000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) r5:00001000 r4:eacfd000 r5:854b138c r4:854b1000 [<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) r4:85454100 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) [<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 5fe0: 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:eaf43000 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 r4:85454180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552c800 r8:854541ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85454180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85454180 r8:80287e08 r7:eb601e60 r6:848dc980 r5:8552c800 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 r4:853a04c0 INFO: task kworker/0:173:5276 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a6a21000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:174:5279 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/0:174 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8552e000 r4:8552e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:854b278c r4:854b2400 [<80287208>] (process_one_work) 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 Exception stack(0xe0175d28 to 0xe0175d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:175:5280 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/0:175 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b1f8c r4:854b1c00 [<80287208>] (process_one_work) 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 Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:898:5281 blocked for more than 469 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85530000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8497238c r4:84972000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85530000 r8:848dcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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 r8:85530c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:85530c00 r8:848dcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852bce80 INFO: task kworker/1:899:5282 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a7076000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:00000000 r9:83018205 r8:85531800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<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) r5:854c9f8c r4:854c9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854c9f8c r4:848dcd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85531800 r8:848dcd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848dcd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848dcd00 r8:80287e08 r7:eb8b9e60 r6:848dcd80 r5:85531800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb741fb0 to 0xeb741ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852bcb80 INFO: task kworker/1:900:5285 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r4:00000000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 r5:854b238c r4:854b2000 Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a7b2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [<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) r5:854b2b8c r4:854b2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b2b8c r4:85454380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85533000 r8:854543ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85454380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85454380 r8:80287e08 r7:eb749e60 r6:848dce80 r5:85533000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 INFO: task kworker/0:178:5291 blocked for more than 469 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:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:85533c00 r4:85533c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85533c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:84971f8c r4:84971c00 r10:61c88647 r9:85533c00 r8:8545442c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r5:00001000 r4:e0039000 Exception stack(0xe0175fb0 to 0xe0175ff8) r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:85534800 [<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 r4:853a0fc0 INFO: task kworker/0:179:5292 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: a7b2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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:e0175dc0 r5:84b0478c r4:84b04400 r4:00000001 task:kworker/0:180 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854b338c r4:854b3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 r4:849f2e80 r4:848f9140 r4:84915400 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:854b378c r4:854b3400 Exception stack(0xeb80dfb0 to 0xeb80dff8) r4:00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:182:5299 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/0:182 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:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c 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:eb8d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eb271000 r5:854b3b8c r4:854b3800 r10:61c88647 r9:84916c00 r8:854546ac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 task:kworker/0:183 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854b3f8c r4:854b3c00 r10:61c88647 r9:84916000 r8:854547ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:84b0478c r4:84b04400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:85538000 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:eb59f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b978c r4:854b9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b978c r4:85454880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85538000 r8:854548ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85454880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85454880 r8:80287e08 r7:eb8c9e60 r6:8516b080 r5:85538000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8edfb0 to 0xeb8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85189340 INFO: task kworker/0:184:5303 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r9:83018005 r8:8553a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85189740 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:187 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854b8b8c r4:854b8800 r10:61c88647 r9:8553b000 r8:85454a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000000 r4:e0175dc0 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<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:eb52d000 r4:85454a80 r4:851896c0 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:189 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:8553e000 r4:8553e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8553e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8553e000 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:eb58b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854b938c r4:854b9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854b938c r4:85454b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553e000 r8:85454b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85454b00 r10:00000000 r9:85454b00 r8:80287e08 r7:eb8ede60 r6:8516b300 r5:8553e000 Exception stack(0xe0175d28 to 0xe0175d70) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r4:848f9140 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b9b8c r4:854b9800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:191:5317 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. r4:00000000 r5:854baf8c r4:854bac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:00001000 r4:e0039000 5fa0: 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 r10:61c88647 r9:8553ec00 r8:85454cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000000 r4:e0175dc0 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854ba38c r4:854ba000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854ba38c r4:85454d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85536000 r8:85454d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85454d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85454d00 r8:80287e08 r7:eb925e60 r6:8516b500 r5:85536000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb931fb0 to 0xeb931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85189d00 INFO: task kworker/0:193:5320 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<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) Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:eb701000 r5:854ba78c r4:854ba400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 r5:84b0478c r4:84b04400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85540c00 r4:8291a680 r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 r10:00000000 r9:85454e00 r8:80287e08 r7:eb925e60 r6:8516b600 r5:85540c00 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Not tainted 6.15.0-rc7-syzkaller #0 task:kworker/0:196 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:eb949d8c r5:85542400 r4:85542400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85542400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:855015c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85542400 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:eb7a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bb78c r4:854bb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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. r4:00000000 r7:dddced80 r6:83018000 r5:854bb38c r4:85454f00 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b0478c r4:84b04400 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:198:5331 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/0:198 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:849dec00 r4:849dec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849dec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:849dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 r5:854bbb8c r4:854bb800 r4:854f9000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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) r4:848f9140 r4:8551b000 [<804e77f0>] (_vm_unmap_aliases) 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 r9:8551b000 r8:854f912c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r9:83018005 r8:84918000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:854f9200 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb955fb0 to 0xeb955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85501840 INFO: task kworker/0:200:5336 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ab094000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:84918c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:854bcb8c r4:854bc800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 INFO: task kworker/0:202:5339 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) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:203:5341 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/0:203 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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:eb97f000 r5:854bdb8c r4:854bd800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5d20: ab4ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:848f9140 r5:8491c800 r4:8291a680 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 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) INFO: task kworker/0:205:5345 blocked for more than 470 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84919800 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:eb96b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bd38c r4:854bd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854bd38c r4:854f9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84919800 r8:854f972c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854f9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f9700 r8:80287e08 r7:eb961e60 r6:854f9780 r5:84919800 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 r4:854e5000 INFO: task kworker/0:205:5345 is blocked on a mutex likely owned by task kworker/1:222:3689. Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r5:84b0478c r4:84b04400 5fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:00001000 r4:e0039000 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) 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 r5:854e5500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8491ec00 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:eb985000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bdf8c r4:854bdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854bdf8c r4:854f9900 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:854f992c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854f9900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854f9900 r8:80287e08 r7:eb961e60 r6:854f9980 r5:8491ec00 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 r4:854e5180 INFO: task kworker/0:207:5349 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e57c0 r10:00000000 r9:854f9a00 r8:80287e08 r7:eb989e60 r6:854f9a80 r5:8491bc00 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 r5:854be38c r4:854be000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: acc0d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [<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 r5:854beb8c r4:854be800 r10:61c88647 r9:85588000 r8:854f9c2c r7:82804d40 r6:dddced80 r5:dddceda0 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 [<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) Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:85589800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85589800 r8:854f9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:854e5b00 INFO: task kworker/0:212:5360 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ad93e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 5fa0: 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:854bf78c r4:854bf400 r10:61c88647 r9:8558a400 r8:854f9f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000000 r4:e0175dc0 r5:84b0478c r4:84b04400 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:214:5362 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/0:214 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:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:8558b000 r4:8558b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8558b000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854bfb8c r4:854bf800 r10:00000000 r9:84771000 r8:80287e08 r7:eb9bde60 r6:84771080 r5:8558b000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:84b0478c r4:84b04400 r4:00000001 INFO: task kworker/0:215:5366 blocked for more than 470 seconds. r5:8558bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0a80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8558bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854bff8c r4:854bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854bff8c r4:84771100 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000113 r6:eb9ddd8c r5:8558c800 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) r7:dddced80 r6:83018000 r5:854c838c r4:84771200 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 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) r4:848f9140 r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000113 r6:eb9f5d8c r5:85541800 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:800f0013 r4:80239bb0 r5:00001000 r4:e0039000 r4:00000001 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:218:5371 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/0:218 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb845d84 r8:00000002 r7:60000013 r6:eb845d8c r5:85544800 r4:85544800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85544800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289780 r5:854c9b8c r4:854c9800 r7:dddced80 r6:83018000 r5:854c9b8c r4:84771380 r4:85289140 r5:800f0013 r4:80239bb0 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) Exception stack(0xeb85dfb0 to 0xeb85dff8) r4:82ac21e4 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Workqueue: events bpf_prog_free_deferred r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85545400 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:e0601000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854c8f8c r4:854c8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854c8f8c r4:84771480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85545400 r8:847714ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84771480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771480 r8:80287e08 r7:eb845e60 r6:8516b880 r5:85545400 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 r4:84771580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771580 r8:80287e08 r7:eb845e60 r6:8516b980 r5:85543000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba05fb0 to 0xeba05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85289500 INFO: task kworker/0:222:5378 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: af3ae000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0175dc0 [<80287208>] (process_one_work) 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 r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<80287208>] (process_one_work) 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:e0175dc0 r5:84b0478c r4:84b04400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 r5:854cb38c r4:854cb000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854cb38c r4:84771680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553c800 r8:847716ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84771680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771680 r8:80287e08 r7:eba0de60 r6:8516ba80 r5:8553c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba11fb0 to 0xeba11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852897c0 INFO: task kworker/0:224:5381 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: afb90000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:e0175dc0 r5:84b0478c r4:84b04400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8557478c r4:85574400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b0478c r4:84b04400 5fc0: 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:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:84818c00 r4:84818c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84818c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528c000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84818c00 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:eb441000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8557438c r4:85574000 r10:00000000 r9:8516bc00 r8:80287e08 r7:eb9e5e60 r6:8516bc80 r5:84818c00 5d20: afb90000 dffdb000 00000001 80239b98 7f8d9000 00000001 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 INFO: task kworker/0:225:5390 blocked for more than 470 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) r4:84771700 r4:85289cc0 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<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. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646200 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557538c r4:8516bd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85540000 r8:8516bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8516bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8516bd00 r8:80287e08 r7:eb9e5e60 r6:84771800 r5:85540000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba29fb0 to 0xeba29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8528c080 INFO: task kworker/1:903:5392 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b09a0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:00001000 r4:eb499000 [<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:e0175dc0 r5:e0175e08 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:8558e000 r5:00001000 r4:eb2a9000 [<80287208>] (process_one_work) from [<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 r4:8528c080 INFO: task kworker/1:904:5396 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b0f3f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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) r5:84819800 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294280 [<80287208>] (process_one_work) 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 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:8481bc00 r4:8291a680 r4:00000000 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854cb78c r4:854cb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854cb78c r4:84771a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481bc00 r8:84771aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84771a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771a80 r8:80287e08 r7:eba11e60 r6:8516be80 r5:8481bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba39fb0 to 0xeba39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852943c0 INFO: task kworker/0:228:5400 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b1528000 dffdb000 00000001 80239b98 7f8d9000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 5d60: 80230ad0 80239bb0 800f0013 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 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 r5:00001000 r4:eb633000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854cbb8c r4:854cb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854cbb8c r4:84771b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481a400 r8:84771bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84771b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771b80 r8:80287e08 r7:eba41e60 r6:8516bf80 r5:8481a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba45fb0 to 0xeba45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852945c0 INFO: task kworker/0:230:5403 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b2473000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0175dc0 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:82ac21e4 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xeba55fb0 to 0xeba55ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b2473000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:233:5409 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. r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84771d00 r4:85294840 Exception stack(0xe0175d28 to 0xe0175d70) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 [<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(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:235:5413 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/0:235 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:eba6dd84 r8:00000002 r7:60000013 r6:eba6dd8c r5:855b0000 r4:855b0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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:eb6af000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85294ac0 5d20: b3255000 dffdb000 00000001 80239b98 7f8d9000 00000001 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 INFO: task kworker/0:236:5415 blocked for more than 470 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) r4:84771e80 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fe0: 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) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854dd78c r4:84771f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8481ec00 r8:84771f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84771f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84771f00 r8:80287e08 r7:eba55e60 r6:84771f80 r5:8481ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba1dfb0 to 0xeba1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:852899c0 INFO: task kworker/0:237:5417 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b3956000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) 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 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) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84858000 r8:8529902c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299000 r8:80287e08 r7:eba55e60 r6:85299080 r5:84858000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba31fb0 to 0xeba31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852899c0 INFO: task kworker/0:238:5419 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) r5:800f0013 r4:80239bb0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) INFO: task kworker/0:239:5422 blocked for more than 470 seconds. r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456480 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84858c00 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:eb86f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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) Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:240:5423 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/0:240 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba7dd84 r8:00000002 r7:60000013 r6:eba7dd8c r5:84859800 r4:84859800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:00001000 r4:eb851000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:85299200 r8:80287e08 r7:eba79e60 r6:85299280 r5:84859800 Exception stack(0xeba7dfb0 to 0xeba7dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85456400 INFO: task kworker/0:240:5423 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b3ec0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:241:5427 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/0:241 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:8485a400 r4:8485a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485a400 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:eb879000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854deb8c r4:854de800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854deb8c r4:85299300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485a400 r8:8529932c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299300 r8:80287e08 r7:eba79e60 r6:85299380 r5:8485a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba85fb0 to 0xeba85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85456440 INFO: task kworker/0:241:5427 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:00001000 r4:e0039000 r4:849f2e80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [<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 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b424e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:243:5430 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/0:243 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:eba91d8c r5:8485bc00 r4:8485bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85456a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485bc00 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:ebaa1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854df78c r4:854df400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854df78c r4:85299500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485bc00 r8:8529952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299500 r8:80287e08 r7:eba8de60 r6:85299580 r5:8485bc00 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 r4:85456700 INFO: task kworker/0:243:5430 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b424e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:244:5432 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. task:kworker/0:244 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8485c800 r4:8485c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85456800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485c800 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:eba9b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854df38c r4:854df000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854df38c r4:85299600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485c800 r8:8529962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299600 r8:80287e08 r7:eba91e60 r6:85299680 r5:8485c800 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 r4:85456840 INFO: task kworker/0:244:5432 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b4ff6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:245:5434 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/0:245 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8485d400 r4:8485d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85456d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485d400 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:ebab5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854dff8c r4:854dfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854dff8c r4:85299700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485d400 r8:8529972c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299700 r8:80287e08 r7:eba91e60 r6:85299780 r5:8485d400 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0175d28 to 0xe0175d70) r5:800f0013 r4:80239bb0 r4:82ac21e4 r4:e0175dc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:246:5436 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/0:246 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaadd84 r8:00000002 r7:60000113 r6:ebaadd8c r5:8485e000 r4:8485e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485e000 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:ebaaf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854dfb8c r4:854df800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:854dfb8c r4:85299800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485e000 r8:8529982c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299800 r8:80287e08 r7:ebaa5e60 r6:85299880 r5:8485e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaadfb0 to 0xebaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85456b40 INFO: task kworker/0:246:5436 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b5830000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:247:5437 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/0:247 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:8485ec00 r4:8485ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8485ec00 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:ebac3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542c38c r4:8542c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542c38c r4:85299900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485ec00 r8:8529992c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299900 r8:80287e08 r7:ebaa5e60 r6:85299980 r5:8485ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba89fb0 to 0xeba89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85456e80 INFO: task kworker/0:247:5437 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b5830000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:248:5440 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/0:248 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:ebab9d8c r5:855a0000 r4:855a0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 [<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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2e80 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 r4:848f9140 Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:855a0c00 [<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) [<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) r5:8542cb8c r4:8542c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542cb8c r4:85299b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a0c00 r8:85299b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299b00 r8:80287e08 r7:ebab9e60 r6:85299b80 r5:855a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebacdfb0 to 0xebacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856180c0 INFO: task kworker/0:249:5443 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b5bbd000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 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) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:251:5446 blocked for more than 470 seconds. r5:855a2400 r4:8291a680 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85299d00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<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 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:252:5448 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/0:252 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:855a3000 r4:855a3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85618300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a3000 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:ebaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542d38c r4:8542d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542d38c r4:85299e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a3000 r8:85299e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85299e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85299e00 r8:80287e08 r7:ebae1e60 r6:85299e80 r5:855a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae9fb0 to 0xebae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85618340 INFO: task kworker/0:252:5448 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b6200000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848f9140 task:kworker/0:253 state:D stack:0 pid:5451 tgid:5451 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) r4:85299f00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:254:5453 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/0:254 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:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:855a4800 r4:855a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a4800 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:ebaff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542db8c r4:8542d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542db8c r4:85621000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a4800 r8:8562102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621000 r8:80287e08 r7:ebafde60 r6:85621080 r5:855a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb0dfb0 to 0xebb0dff8) dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:255:5454 blocked for more than 470 seconds. r5:855a5400 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 r9:855a5400 r8:8562112c 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:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:256:5455 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/0:256 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:855a6000 r4:855a6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618c80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb2b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542eb8c r4:8542e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542eb8c r4:85621200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a6000 r8:8562122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621200 r8:80287e08 r7:ebafde60 r6:85621280 r5:855a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb15fb0 to 0xebb15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85618b00 INFO: task kworker/0:256:5455 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 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) r7:dddced80 r6:83018000 r5:8542e78c r4:85621300 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:258:5459 blocked for more than 470 seconds. r4:855a8000 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542f38c r4:8542f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542f38c r4:85621400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a8000 r8:8562142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621400 r8:80287e08 r7:ebb15e60 r6:85621480 r5:855a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb29fb0 to 0xebb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85618b40 INFO: task kworker/0:258:5459 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b77f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:259:5461 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/0:259 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:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:855a8c00 r4:855a8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [<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) r5:8542ef8c r4:8542ec00 r7:dddced80 r6:83018000 r5:8542ef8c r4:85621500 r4:85621500 r10:00000000 r9:85621500 r8:80287e08 r7:ebb29e60 r6:85621580 r5:855a8c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 r5:00001000 r4:e0039000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:260:5465 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/0:260 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000013 r6:ebb35d8c r5:855a9800 r4:855a9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542f78c r4:8542f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542f78c r4:85621600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a9800 r8:8562162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621600 r8:80287e08 r7:ebb29e60 r6:85621680 r5:855a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb35fb0 to 0xebb35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8562c3c0 INFO: task kworker/0:260:5465 is blocked on a mutex likely owned by task kworker/1:222:3689. Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 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:ebb4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542fb8c r4:8542f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542fb8c r4:85621700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855aa400 r8:8562172c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621700 r8:80287e08 r7:ebb35e60 r6:85621780 r5:855aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb4dfb0 to 0xebb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8562c100 INFO: task kworker/0:261:5466 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b897c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [<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 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:262:5468 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/0:262 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000113 r6:eb8ddd8c r5:855b2400 r4:855b2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855b2400 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) r5:855e838c r4:855e8000 r10:61c88647 r9:855b2400 r8:8562182c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) 5d20: b897c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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) Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:855b3000 [<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) [<80287208>] (process_one_work) 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 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:265:5473 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/0:265 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000013 r6:ebb61d8c r5:855b4800 r4:855b4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855b4800 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:eaed3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855e878c r4:855e8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855e878c r4:85621980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b4800 r8:856219ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85621980 r8:80287e08 r7:eb915e60 r6:851a2480 r5:855b4800 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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:e0039000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:855b5400 r4:00000000 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) r4:8562c700 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:267:5477 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/0:267 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000113 r6:ebb71d8c r5:855b6000 r4:855b6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ca80 [<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) r4:85621a80 Exception stack(0xebb71fb0 to 0xebb71ff8) Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800f0013 ffffffff r4:e0175dc0 r5:00001000 r4:e0039000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:268:5479 blocked for more than 471 seconds. r5:855b8c00 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 r9:855b8c00 r8:85621b2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/0:269:5481 blocked for more than 471 seconds. r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000113 r6:ebb81d8c r5:855ba400 [<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) r5:00001000 r4:eb131000 r5:855e978c r4:855e9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855ba400 r8:85621bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85621b80 r8:80287e08 r7:ebb79e60 r6:851a2680 r5:855ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb81fb0 to 0xebb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562cac0 INFO: task kworker/0:269:5481 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:270:5483 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/0:270 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000013 r6:ebb89d8c r5:855b9800 r4:855b9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856382c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855b9800 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: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) r5:855eab8c r4:855ea800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855eab8c r4:85621c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b9800 r8:85621c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621c00 r8:80287e08 r7:ebb79e60 r6:851a2700 r5:855b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb89fb0 to 0xebb89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562cac0 INFO: task kworker/0:270:5483 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:271:5486 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/0:271 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:855bb000 r4:855bb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855bb000 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:eb3b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855e9f8c r4:855e9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855e9f8c r4:85621c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bb000 r8:85621cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621c80 r8:80287e08 r7:ebb89e60 r6:851a2780 r5:855bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb55fb0 to 0xebb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8562cac0 INFO: task kworker/0:271:5486 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:905:5489 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/1:905 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb85d84 r8:00000002 r7:60000113 r6:ebb85d8c r5:855bbc00 r4:855bbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855bbc00 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:eb6df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557578c r4:85575400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557578c r4:851a2800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bbc00 r8:851a282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851a2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a2800 r8:80287e08 r7:eba29e60 r6:851a2880 r5:855bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb85fb0 to 0xebb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85646240 INFO: task kworker/1:905:5489 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ba946000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:855bc800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638040 r5:855ea38c r4:855ea000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ea38c r4:85621d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bc800 r8:85621d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85621d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85621d00 r8:80287e08 r7:ebb89e60 r6:851a2900 r5:855bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb41fb0 to 0xebb41ff8) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:273 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:855bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 r10:61c88647 r9:855bd400 r8:85621dac r7:82804d40 r6:dddced80 r5:dddceda0 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Exception stack(0xe0175fb0 to 0xe0175ff8) Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855eb38c r4:855eb000 r10:61c88647 r9:855be000 r8:85621e2c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:275:5497 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/0:275 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:855bec00 r4:855bec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:855eaf8c r4:855eac00 r7:dddced80 r6:83018000 r5:855eaf8c r4:85621e80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b0478c r4:84b04400 Exception stack(0xe0175fb0 to 0xe0175ff8) r5:855b8000 r4:8291a680 r4:00000000 r5:85575f8c r4:85575c00 r10:61c88647 r9:855b8000 r8:851a2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred [<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:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:276:5500 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. Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855eb78c r4:855eb400 r10:00000000 r9:85621f00 r8:80287e08 r7:ebb95e60 r6:851a2c00 r5:855b6c00 [<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) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:855c0000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85575b8c r4:85575800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85575b8c r4:851a2c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c0000 r8:851a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851a2c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a2c80 r8:80287e08 r7:ebb8de60 r6:851a2d00 r5:855c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb9dfb0 to 0xebb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85646880 INFO: task kworker/1:907:5502 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:8291a684 r9:ebbadd84 r8:00000002 r7:60000113 r6:ebbadd8c r5:855c1800 r9:83018005 r8:855c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r7:dddced80 r6:83018000 r5:855ebb8c r4:85621f80 r4:856388c0 Exception stack(0xe0175d28 to 0xe0175d70) r5:00001000 r4:e0039000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:855c2400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r7:ddde2d80 r6:83018200 r5:85576b8c r4:851a2e00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:82ac21e4 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 5fc0: 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) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855c3000 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:eb8ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ebf8c r4:855ebc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ebf8c r4:8563d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c3000 r8:8563d02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d000 r8:80287e08 r7:ebbade60 r6:851a2f00 r5:855c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbb1fb0 to 0xebbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:849f2e80 r4:848f9140 r4:855c3c00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8557638c r4:85576000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557638c r4:851a2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c3c00 r8:851a2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851a2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a2f80 r8:80287e08 r7:ebba5e60 r6:85636000 r5:855c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebba9fb0 to 0xebba9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85646f80 INFO: task kworker/1:909:5510 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 r4:82ac21e4 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 Exception stack(0xe0175fb0 to 0xe0175ff8) r4:855c4800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r7:ddde2d80 r6:83018200 r5:8557678c r4:85636080 r4:85646e00 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r5:84b0478c r4:84b04400 Exception stack(0xe0175fb0 to 0xe0175ff8) r4:855c5400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8557778c r4:85577400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c5400 r8:856361ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85636180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85636180 r8:80287e08 r7:ebba5e60 r6:85636200 r5:855c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbb5fb0 to 0xebbb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85617d00 INFO: task kworker/1:911:5515 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: bd9b6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0175fb0 to 0xe0175ff8) Call trace: r4:00000000 r5:855ec78c r4:855ec400 [<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 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:280 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:855c0c00 r4:855c0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855c0c00 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:eb8df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ec38c r4:855ec000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ec38c r4:8563d100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c0c00 r8:8563d12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d100 r8:80287e08 r7:ebbc9e60 r6:85636300 r5:855c0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbcdfb0 to 0xebbcdff8) dfa0: 00000000 00000000 00000000 00000000 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:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855ed38c r4:855ed000 r4:00000001 Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855c8000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855c8000 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:eb90b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ecb8c r4:855ec800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ecb8c r4:8563d200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c8000 r8:8563d22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d200 r8:80287e08 r7:ebbd5e60 r6:85636400 r5:855c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbddfb0 to 0xebbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85638f80 INFO: task kworker/0:282:5523 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 r5:85577f8c r4:85577c00 r10:00000000 r9:85636480 r8:80287e08 r7:ebbb5e60 r6:85636500 r5:855ca400 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 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:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:855c9800 r4:855c9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:855ecf8c 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) Call trace: 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) Workqueue: events bpf_prog_free_deferred 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 r5:85637300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855cb000 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:eb951000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ed78c r4:855ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ed78c r4:8563d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855cb000 r8:8563d32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d300 r8:80287e08 r7:ebbd5e60 r6:85636600 r5:855cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbf1fb0 to 0xebbf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856372c0 INFO: task kworker/0:284:5528 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<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) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:285:5530 blocked for more than 471 seconds. [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855edb8c r4:855ed800 r4:8563d380 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:286:5533 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/0:286 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000013 r6:ebbc1d8c r5:855ac800 r4:855ac800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ac800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<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) r5:855ee38c r4:855ee000 r4:8563d400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:287:5535 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/0:287 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) r5:855ad400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:855edf8c r4:855edc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8563d500 r8:80287e08 r7:ebbc1e60 r6:8563d580 r5:855ad400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85637600 INFO: task kworker/0:287:5535 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: befcf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:855ae000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856379c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855ae000 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:eb215000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855eeb8c r4:855ee800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855eeb8c r4:8563d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ae000 r8:8563d62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85637600 Exception stack(0xe0175d28 to 0xe0175d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:855aec00 [<804e77f0>] (_vm_unmap_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: r4:82ac21e4 r4:00000000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:290:5540 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/0:290 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000013 r6:ebbbdd8c r5:855abc00 r4:855abc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855abc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855abc00 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:eb437000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ef38c r4:855ef000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ef38c r4:8563d800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855abc00 r8:8563d82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d800 r8:80287e08 r7:ebaf5e60 r6:8563d880 r5:855abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbbdfb0 to 0xebbbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0175d28 to 0xe0175d70) r4:00000000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 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) r5:855eef8c r4:855eec00 r10:61c88647 r9:84a08000 r8:8563d92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563d900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563d900 r8:80287e08 r7:ebbbde60 r6:8563d980 r5:84a08000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc05fb0 to 0xebc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85637b80 INFO: task kworker/0:291:5543 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: bfa24000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84a09800 r4:8291a680 r4:00000000 r5:855eff8c r4:855efc00 [<80287208>] (process_one_work) 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: 5d60: 80230ad0 80239bb0 800f0013 ffffffff [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:293:5548 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/0:293 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:84a08c00 r4:84a08c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a08c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a08c00 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:eb495000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855ef78c r4:855ef400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855ef78c r4:8563db00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a08c00 r8:8563db2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563db00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563db00 r8:80287e08 r7:ebc09e60 r6:8563db80 r5:84a08c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84a0b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:855efb8c r4:855ef800 r4:8563dc00 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:295:5551 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/0:295 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:84a0bc00 r4:84a0bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a0bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0bc00 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:eb63f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855f838c r4:855f8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855f838c r4:8563dd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a0bc00 r8:8563dd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8563dd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8563dd00 r8:80287e08 r7:ebc09e60 r6:8563dd80 r5:84a0bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc15fb0 to 0xebc15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856c4340 INFO: task kworker/0:295:5551 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: bff80000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/0:296:5555 blocked for more than 471 seconds. r5:84a0c800 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) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c43c0 INFO: task kworker/0:296:5555 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c0331000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:297:5556 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/0:297 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:84a0d400 r4:84a0d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a0d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<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) r5:855f878c r4:855f8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8563df00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 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 r8:84a0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 r5:855f8f8c r4:855f8c00 r10:61c88647 r9:84a0e000 r8:856cd02c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c07ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:299:5561 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/0:299 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:84a0ec00 r4:84a0ec00 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) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 Exception stack(0xe0175fb0 to 0xe0175ff8) 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:ebc29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a0a400 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:eb81f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855f978c r4:855f9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855f978c r4:856cd200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a0a400 r8:856cd22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cd200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cd200 r8:80287e08 r7:ebc25e60 r6:856cd280 r5:84a0a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc29fb0 to 0xebc29ff8) 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 r5:00001000 r4:e0039000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 r5:855f9b8c r4:855f9800 Exception stack(0xebc2dfb0 to 0xebc2dff8) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848f9140 r4:85658000 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85658000 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:eb84b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855f9f8c r4:855f9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855f9f8c r4:856cd400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85658000 r8:856cd42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cd400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cd400 r8:80287e08 r7:ebc2de60 r6:856cd480 r5:85658000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc31fb0 to 0xebc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856c4c40 INFO: task kworker/0:302:5566 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:849f2e80 r4:848f9140 r4:85658c00 [<804e77f0>] (_vm_unmap_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 r5:855fa38c r4:856cd500 r4:856db000 Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 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) r5:855fa78c r4:855fa400 r10:61c88647 r9:85659800 r8:856cd62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856db000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:305:5572 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/0:305 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:ebc21d84 r8:00000002 r7:60000013 r6:ebc21d8c r5:8565b000 r4:8565b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8565b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8565b000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8557738c r4:85577000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557738c r4:856cd700 r10:00000000 r9:856cd700 r8:80287e08 r7:ebc41e60 r6:856cd780 r5:8565b000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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 r5:855faf8c r4:855fac00 r7:dddced80 r6:83018000 r5:855faf8c r4:856cd800 r4:856cd800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:913:5576 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/1:913 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:855ce000 r4:855ce000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ce000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855ce000 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:eba01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85577b8c r4:85577800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85577b8c r4:85636700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ce000 r8:8563672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85636700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85636700 r8:80287e08 r7:ebbe1e60 r6:85636780 r5:855ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc45fb0 to 0xebc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e00c0 INFO: task kworker/1:913:5576 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:307:5577 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/0:307 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:855cbc00 r4:855cbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855cbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:855fab8c r4:855fa800 r7:dddced80 r6:83018000 r5:855fab8c r4:856cd900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855cbc00 r8:856cd92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cd900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cd900 r8:80287e08 r7:ebc39e60 r6:85636800 r5:855cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc4dfb0 to 0xebc4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856db7c0 INFO: task kworker/0:307:5577 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r4:849f2e80 5fc0: 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) [<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) r5:855fb38c r4:855fb000 r7:dddced80 r6:83018000 r5:855fb38c r4:856cd980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:309:5581 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/0:309 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc5dd84 r8:00000002 r7:60000013 r6:ebc5dd8c r5:855cec00 r4:855cec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855cec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855cec00 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:eb9df000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560038c r4:85600000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560038c r4:856cda00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:856cda00 Exception stack(0xebc5dfb0 to 0xebc5dff8) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:310:5583 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/0:310 state:D stack:0 pid:5583 tgid:5583 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000113 r6:ebc65d8c r5:855d8c00 r4:855d8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855d8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dba00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855d8c00 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:eb9af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855fb78c r4:855fb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:855fb78c r4:856cda80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d8c00 r8:856cdaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cda80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cda80 r8:80287e08 r7:ebc5de60 r6:85636980 r5:855d8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc65fb0 to 0xebc65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856db900 INFO: task kworker/0:310:5583 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c25cf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 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:eb9c1000 r5:855fbb8c r4:855fb800 [<80287208>] (process_one_work) from [<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 r9:856cdb00 r8:80287e08 r7:ebc5de60 r6:85636a00 r5:855d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc6dfb0 to 0xebc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856dba40 INFO: task kworker/0:311:5585 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:312:5587 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/0:312 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:855d9800 r4:855d9800 [<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) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:855fbf8c r4:855fbc00 r7:dddced80 r6:83018000 r5:855fbf8c r4:856cdb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855d9800 r8:856cdbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdb80 r8:80287e08 r7:ebc5de60 r6:85636a80 r5:855d9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc75fb0 to 0xebc75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856dbb80 INFO: task kworker/0:312:5587 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:313:5589 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/0:313 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:855da400 r4:855da400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855da400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<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) r5:85600b8c r4:85600800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85600b8c r4:856cdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855da400 r8:856cdc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdc00 r8:80287e08 r7:ebc5de60 r6:85636b00 r5:855da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc7dfb0 to 0xebc7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856dbcc0 INFO: task kworker/0:313:5589 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:314:5591 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/0:314 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:855db000 r4:855db000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855db000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbf40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855db000 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:eb9eb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560078c r4:85600400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560078c r4:856cdc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855db000 r8:856cdcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdc80 r8:80287e08 r7:ebc7de60 r6:85636b80 r5:855db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc85fb0 to 0xebc85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856db2c0 INFO: task kworker/0:314:5591 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c2f8b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:315:5593 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/0:315 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:ebc8dd84 r8:00000002 r7:60000013 r6:ebc8dd8c r5:855dbc00 r4:855dbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855dbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855dbc00 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:eba6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560178c r4:85601400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560178c r4:856cdd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855dbc00 r8:856cdd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdd00 r8:80287e08 r7:ebc7de60 r6:85636c00 r5:855dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc8dfb0 to 0xebc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856c4ec0 INFO: task kworker/0:315:5593 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c357e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:914:5596 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/1:914 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:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:855dd400 r4:855dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855dd400 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:eba3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8449f78c r4:8449f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449f78c r4:85636c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855dd400 r8:85636cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85636c80 r8:80287e08 r7:ebbe1e60 r6:85636d00 r5:855dd400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:914:5596 is blocked on a mutex likely owned by task kworker/1:222:3689. r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d20: c3bbf000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:82ac21e4 r4:e0175dc0 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:316:5597 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/0:316 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:855de000 r4:855de000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855de000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e70c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855de000 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:eba57000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85600f8c r4:85600c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85600f8c r4:856cdd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855de000 r8:856cddac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdd80 r8:80287e08 r7:ebc8de60 r6:85636d80 r5:855de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc89fb0 to 0xebc89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8563a180 INFO: task kworker/0:316:5597 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c3bbf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r5:84b0478c r4:84b04400 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:915:5599 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/1:915 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:855dec00 r4:855dec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855dec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855dec00 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: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) r5:856ac38c r4:856ac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ac38c r4:85636e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855dec00 r8:85636e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85636e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85636e00 r8:80287e08 r7:ebc49e60 r6:85636e80 r5:855dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc51fb0 to 0xebc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e0600 INFO: task kworker/1:915:5599 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c3f35000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:916:5602 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/1:916 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:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:855cc800 r4:855cc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855cc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b49c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:855cc800 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:eb44b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8449d78c r4:8449d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449d78c r4:85636f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855cc800 r8:85636f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85636f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85636f00 r8:80287e08 r7:ebc51e60 r6:85636f80 r5:855cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc95fb0 to 0xebc95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856e0900 INFO: task kworker/1:916:5602 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c4102000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:317:5603 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/0:317 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:855e0000 r4:855e0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e72c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e0000 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:eba61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560138c r4:85601000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560138c r4:856cde00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e0000 r8:856cde2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cde00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cde00 r8:80287e08 r7:ebc8de60 r6:856e8000 r5:855e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc99fb0 to 0xebc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e7080 INFO: task kworker/0:317:5603 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c4102000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:318:5606 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/0:318 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:855e0c00 r4:855e0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e74c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e0c00 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: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) r5:85601b8c r4:85601800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85601b8c r4:856cde80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e0c00 r8:856cdeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cde80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cde80 r8:80287e08 r7:ebc8de60 r6:856e8080 r5:855e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc9dfb0 to 0xebc9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856e7080 INFO: task kworker/0:318:5606 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c44c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:319:5608 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/0:319 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:855e2400 r4:855e2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e75c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e2400 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:eba9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85601f8c r4:85601c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85601f8c r4:856cdf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e2400 r8:856cdf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdf00 r8:80287e08 r7:ebc9de60 r6:856e8100 r5:855e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebca5fb0 to 0xebca5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856e7700 INFO: task kworker/0:319:5608 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c44c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:320:5610 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/0:320 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000013 r6:ebcadd8c r5:855e1800 r4:855e1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e1800 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:ebaa9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560238c r4:85602000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560238c r4:856cdf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e1800 r8:856cdfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856cdf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cdf80 r8:80287e08 r7:ebca5e60 r6:856e8180 r5:855e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcadfb0 to 0xebcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856e7540 INFO: task kworker/0:320:5610 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c49ef000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:321:5613 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/0:321 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:855e3000 r4:855e3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e77c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e3000 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:ebabb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8560278c r4:85602400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855e3000 r8:856eb02c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:5614 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/0:322 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:855e5400 r4:855e5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7900 r5:85602b8c r4:85602800 [<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 r9:856eb080 r8:80287e08 r7:ebcb9e60 r6:856e8280 r5:855e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebce1fb0 to 0xebce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e76c0 INFO: task kworker/0:322:5614 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c513b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175fb0 to 0xe0175ff8) r4:848f9140 task:kworker/0:323 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7c80 r5:8560338c r4:85603000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560338c r4:856eb100 r4:856eb100 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:323:5616 is blocked on a mutex likely owned by task kworker/1:222:3689. Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c513b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:324:5618 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/0:324 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcf9d84 r8:00000002 r7:60000113 r6:ebcf9d8c r5:855e6c00 r4:855e6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855e6c00 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:ebad9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85602f8c r4:85602c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85602f8c r4:856eb180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855e6c00 r8:856eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb180 r8:80287e08 r7:ebce9e60 r6:856e8380 r5:855e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcf9fb0 to 0xebcf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e7800 INFO: task kworker/0:324:5618 is blocked on a mutex likely owned by task kworker/1:222:3689. Call trace: 5d20: c5543000 dffdb000 00000001 80239b98 7f8d9000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:325:5620 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/0:325 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:85700c00 r4:85700c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85700c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85700c00 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:eaf7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85603f8c r4:85603c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85603f8c r4:856eb200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85700c00 r8:856eb22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb200 r8:80287e08 r7:ebce9e60 r6:856e8400 r5:85700c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8fdfb0 to 0xeb8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e7c40 INFO: task kworker/0:325:5620 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c5a87000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:326:5621 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/0:326 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb7dd84 r8:00000002 r7:60000113 r6:ebb7dd8c r5:85701800 r4:85701800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85701800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85701800 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:df879000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560378c r4:85603400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560378c r4:856eb280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85701800 r8:856eb2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb280 r8:80287e08 r7:eb8fde60 r6:856e8480 r5:85701800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb7dfb0 to 0xebb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856e7c40 INFO: task kworker/0:326:5621 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c5cb0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 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) r5:85603b8c r4:85603800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85603b8c r4:856eb300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85700000 r8:856eb32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb300 r8:80287e08 r7:eb8fde60 r6:856e8500 r5:85700000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd0dfb0 to 0xebd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856e7d80 INFO: task kworker/0:327:5623 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c5e36000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:328:5625 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/0:328 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) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:85703000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 r5:00001000 r4:eb081000 r5:8560438c r4:85604000 r10:61c88647 r9:85703000 r8:856eb42c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d20: c6703000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:330:5630 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/0:330 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:85703c00 r4:85703c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85703c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<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) r4:856eb480 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7480 r9:83018005 r8:85704800 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: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) r5:85604b8c r4:85604800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85604b8c r4:856eb500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85704800 r8:856eb52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb500 r8:80287e08 r7:ebd15e60 r6:856e8700 r5:85704800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd2dfb0 to 0xebd2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856f7240 INFO: task kworker/0:331:5631 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c746c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 r5:8560678c r4:85606400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:333:5635 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/0:333 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000113 r6:ebd3dd8c r5:855e3c00 r4:855e3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855e3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7700 r4:00000000 r5:00001000 r4:eb34d000 r5:8560538c r4:85605000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856eb600 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c789d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 Not tainted 6.15.0-rc7-syzkaller #0 r4:85706c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560578c r4:85605400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560578c r4:856eb680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85706c00 r8:856eb6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb680 r8:80287e08 r7:ebd39e60 r6:856e8880 r5:85706c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd4dfb0 to 0xebd4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856f7900 INFO: task kworker/0:334:5637 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c7b8f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:335:5639 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/0:335 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:8565bc00 r4:8565bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8565bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8565bc00 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:eb58d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85605b8c r4:85605800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85605b8c r4:856eb700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8565bc00 r8:856eb72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb700 r8:80287e08 r7:ebd39e60 r6:856eb780 r5:8565bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc91fb0 to 0xebc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f7840 INFO: task kworker/0:335:5639 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c7b8f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:336:5642 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/0:336 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 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 r5:00001000 r4:eb5b5000 r5:85605f8c r4:85605c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85605f8c r4:856eb800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8565ec00 r8:856eb82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eb800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eb800 r8:80287e08 r7:ebd39e60 r6:856eb880 r5:8565ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd55fb0 to 0xebd55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f7880 INFO: task kworker/0:336:5642 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c806d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:337:5643 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/0:337 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd59d84 r8:00000002 r7:60000113 r6:ebd59d8c r5:8565e000 r4:8565e000 [<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) [<804e77f0>] (_vm_unmap_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) r5:8560638c r4:85606000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8565e000 r8:856eb92c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:856eb900 r8:80287e08 r7:ebd39e60 r6:856eb980 r5:8565e000 Exception stack(0xebd59fb0 to 0xebd59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f7880 INFO: task kworker/0:337:5643 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c806d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:338:5646 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/0:338 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:8565d400 r4:8565d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8565d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8565d400 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:eb715000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85606b8c r4:85606800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85606b8c r4:856eba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8565d400 r8:856eba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856eba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856eba00 r8:80287e08 r7:ebd39e60 r6:856eba80 r5:8565d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd5dfb0 to 0xebd5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:856f7d80 INFO: task kworker/0:338:5646 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c84c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:339:5649 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/0:339 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:8565a400 r4:8565a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8565a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8565a400 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:eb7d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560778c r4:85607400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560778c r4:856ebb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8565a400 r8:856ebb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856ebb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ebb00 r8:80287e08 r7:ebd5de60 r6:856ebb80 r5:8565a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd61fb0 to 0xebd61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8574a000 INFO: task kworker/0:339:5649 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c84c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:340:5650 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/0:340 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebca1d84 r8:00000002 r7:60000013 r6:ebca1d8c r5:855dc800 r4:855dc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855dc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:855dc800 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:eb731000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85606f8c r4:85606c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85606f8c r4:856ebc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855dc800 r8:856ebc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856ebc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ebc00 r8:80287e08 r7:ebd61e60 r6:856ebc80 r5:855dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebca1fb0 to 0xebca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8574a140 INFO: task kworker/0:340:5650 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c8b96000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:341:5651 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/0:341 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000013 r6:ebd65d8c r5:84870000 r4:84870000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84870000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84870000 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:eb7b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560738c r4:85607000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560738c r4:856ebd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84870000 r8:856ebd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856ebd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ebd00 r8:80287e08 r7:ebd61e60 r6:856ebd80 r5:84870000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd65fb0 to 0xebd65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8574a380 INFO: task kworker/0:341:5651 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c9051000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:342:5654 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/0:342 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:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:84870c00 r4:84870c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84870c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84870c00 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:eb7f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85607b8c r4:85607800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85607b8c r4:856ebe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84870c00 r8:856ebe2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856ebe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ebe00 r8:80287e08 r7:ebd61e60 r6:856ebe80 r5:84870c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd69fb0 to 0xebd69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8574a3c0 INFO: task kworker/0:342:5654 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c9051000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:343:5656 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/0:343 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84871800 r4:84871800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84871800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84871800 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:eb8d1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85607f8c r4:85607c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85607f8c r4:856ebf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84871800 r8:856ebf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856ebf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856ebf00 r8:80287e08 r7:ebd69e60 r6:856ebf80 r5:84871800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd75fb0 to 0xebd75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8574a3c0 INFO: task kworker/0:343:5656 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c925b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:344:5659 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/0:344 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:84872400 r4:84872400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84872400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84872400 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:eb91b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84872400 r8:8575102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751000 r8:80287e08 r7:ebd75e60 r6:85751080 r5:84872400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd79fb0 to 0xebd79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8574a680 INFO: task kworker/0:344:5659 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c925b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:345:5660 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/0:345 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:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:84873000 r4:84873000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84873000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84873000 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: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) r5:8577438c r4:85774000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577438c r4:85751100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84873000 r8:8575112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751100 r8:80287e08 r7:ebd79e60 r6:85751180 r5:84873000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec585fb0 to 0xec585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8574aac0 INFO: task kworker/0:345:5660 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c967f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:346:5662 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/0:346 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:84873c00 r4:84873c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84873c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574af00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84873c00 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:ebb01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84873c00 r8:8575122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751200 r8:80287e08 r7:ebd79e60 r6:85751280 r5:84873c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd7dfb0 to 0xebd7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8574a8c0 INFO: task kworker/0:346:5662 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c9bd6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:347:5664 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/0:347 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:ec589d84 r8:00000002 r7:60000013 r6:ec589d8c r5:84874800 r4:84874800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84874800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec589e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574ab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84874800 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:eb92b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84874800 r8:8575132c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751300 r8:80287e08 r7:ebd7de60 r6:85751380 r5:84874800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 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 r4:8574a8c0 INFO: task kworker/0:347:5664 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: c9bd6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:348:5666 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/0:348 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd6dd84 r8:00000002 r7:60000013 r6:ebd6dd8c r5:84876000 r4:84876000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84876000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574ad00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84876000 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:eb94f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84876000 r8:8575142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751400 r8:80287e08 r7:ebd7de60 r6:85751480 r5:84876000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd6dfb0 to 0xebd6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8574ac40 INFO: task kworker/0:348:5666 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ca2e6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:349:5668 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/0:349 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec591d84 r8:00000002 r7:60000013 r6:ec591d8c r5:84a10000 r4:84a10000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a10000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a10000 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:ebb11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a10000 r8:8575152c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751500 r8:80287e08 r7:ebd7de60 r6:85751580 r5:84a10000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec591fb0 to 0xec591ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8574aec0 INFO: task kworker/0:349:5668 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ca655000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:350:5669 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/0:350 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:84a10c00 r4:84a10c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a10c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 r4:00000000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85775b8c r4:85775800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a10c00 r8:8575162c r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:350:5669 is blocked on a mutex likely owned by task kworker/1:222:3689. 5d60: 80230ad0 80239bb0 800f0013 ffffffff 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 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:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c 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:ec5a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb2f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85775f8c r4:85775c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85775f8c r4:85751680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857516ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751680 r8:80287e08 r7:ec595e60 r6:856e8980 r5:85709800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5a9fb0 to 0xec5a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575b080 INFO: task kworker/0:351:5672 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cab2a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b0478c r4:84b04400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570a400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 r5:8577638c r4:85776000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85751700 r8:80287e08 r7:ec5a9e60 r6:856e8a00 r5:8570a400 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575b240 INFO: task kworker/0:352:5674 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: caccb000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:85751780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857517ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751780 r8:80287e08 r7:ec5ade60 r6:856e8a80 r5:8570b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5b1fb0 to 0xec5b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575b400 INFO: task kworker/0:353:5676 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r4:00000000 r5:84b0478c r4:84b04400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848f9140 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 r5:00001000 r4:ebb51000 r5:8577678c r4:85776400 r10:61c88647 r9:8570bc00 r8:8575182c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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:dddced80 r6:83018000 r5:85776b8c r4:85751880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570c800 r8:857518ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751880 r8:80287e08 r7:ec5b1e60 r6:856e8b80 r5:8570c800 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 r4:8575b740 INFO: task kworker/0:355:5680 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cb494000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 task:kworker/0:356 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577738c r4:85777000 r10:61c88647 r9:8570d400 r8:8575192c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r4:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 INFO: task kworker/0:357:5684 blocked for more than 473 seconds. [<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) r10:61c88647 r9:8570e000 r8:857519ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cb817000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:358:5685 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/0:358 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:8570ec00 r4:8570ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8570ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ba40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8570ec00 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:ebbd7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577778c r4:85777400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577778c r4:85751a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8570ec00 r8:85751a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751a00 r8:80287e08 r7:ec5c1e60 r6:856e8d00 r5:8570ec00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848f9140 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e1e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:855e6000 r8:85751aac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<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(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:360:5689 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/0:360 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5e5d84 r8:00000002 r7:60000013 r6:ec5e5d8c 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:ec5e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857691c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577cf8c r4:8577cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577cf8c r4:85751b00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85751b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751b00 r8:80287e08 r7:ec5c1e60 r6:856e8e00 r5:85708000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5e5fb0 to 0xec5e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8575bb40 INFO: task kworker/0:360:5689 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 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 r5:800f0013 r4:80239bb0 r4:e0175dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Not tainted 6.15.0-rc7-syzkaller #0 r4:85708c00 r4:00000000 r4:00000000 r5:8577c38c r4:8577c000 r7:dddced80 r6:83018000 r5:8577c38c r4:85751b80 Exception stack(0xec5edfb0 to 0xec5edff8) INFO: task kworker/0:361:5691 is blocked on a mutex likely owned by task kworker/1:222:3689. 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:362:5693 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/0:362 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85710c00 r4:85710c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85710c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8574ac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85710c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec581000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577c78c r4:8577c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577c78c r4:85751c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85710c00 r8:85751c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751c00 r8:80287e08 r7:ec5e5e60 r6:856e8f00 r5:85710c00 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 r4:8574ae40 INFO: task kworker/0:362:5693 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cc4d9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:363:5695 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/0:363 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:85710000 r4:85710000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85710000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r8:85710000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 r5:8577cb8c r4:8577c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85751c80 r8:80287e08 r7:ec5e5e60 r6:856e8f80 r5:85710000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5fdfb0 to 0xec5fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85769080 INFO: task kworker/0:363:5695 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cc6cf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:848f9140 Workqueue: events bpf_prog_free_deferred r5:85713000 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) r5:8577db8c r4:8577d800 [<80287208>] (process_one_work) 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(0xec605fb0 to 0xec605ff8) Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:365:5699 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/0:365 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c 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:ec615e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec60f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577d38c r4:8577d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577d38c r4:85751d80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:85751dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751d80 r8:80287e08 r7:ec605e60 r6:85771080 r5:85712400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec615fb0 to 0xec615ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85769180 INFO: task kworker/0:365:5699 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ccd4c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:366:5701 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/0:366 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec621d84 r8:00000002 r7:60000113 r6:ec621d8c 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) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8577d78c r4:8577d400 [<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 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85713c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [<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 r9:85751e80 r8:80287e08 r7:ec605e60 r6:85771180 r5:85713c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec62dfb0 to 0xec62dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85769440 INFO: task kworker/0:367:5703 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cd2c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:368:5705 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/0:368 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec641d84 r8:00000002 r7:60000113 r6:ec641d8c r5:85714800 r4:85714800 r5:85714800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769640 r5:8577df8c r4:8577dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577df8c r4:85751f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85714800 r8:85751f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751f00 r8:80287e08 r7:ec62de60 r6:85771200 r5:85714800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec641fb0 to 0xec641ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85769800 INFO: task kworker/0:368:5705 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cd2c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 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:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:369:5707 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/0:369 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:85716c00 r4:85716c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85716c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85716c00 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:eab15000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577eb8c r4:8577e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577eb8c r4:85751f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85716c00 r8:85751fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85751f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85751f80 r8:80287e08 r7:ec62de60 r6:85771280 r5:85716c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcb1fb0 to 0xebcb1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:369:5707 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cd6fc000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:370:5709 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/0:370 state:D stack:0 pid:5709 tgid:5709 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000013 r6:ec64dd8c r5:85716000 r4:85716000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85716000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857698c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85716000 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:dfc2d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577e78c r4:8577e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577e78c r4:857b8000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85716000 r8:857b802c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8000 r8:80287e08 r7:ebcb1e60 r6:85771300 r5:85716000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec64dfb0 to 0xec64dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857697c0 INFO: task kworker/0:370:5709 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cd990000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<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(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:371:5711 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/0:371 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec655d84 r8:00000002 r7:60000013 r6:ec655d8c r5:85715400 r4:85715400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85715400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85758340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85715400 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:eb665000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577f78c r4:8577f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577f78c r4:857b8080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85715400 r8:857b80ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8080 r8:80287e08 r7:ebcb1e60 r6:85771380 r5:85715400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec655fb0 to 0xec655ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85769bc0 INFO: task kworker/0:371:5711 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cdbf2000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:372:5713 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/0:372 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:ec659d84 r8:00000002 r7:60000013 r6:ec659d8c r5:85718c00 r4:85718c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85718c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85718c00 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:eb62d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577f38c r4:8577f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577f38c r4:857b8100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85718c00 r8:857b812c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8100 r8:80287e08 r7:ec655e60 r6:85771400 r5:85718c00 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 r4:85769a40 INFO: task kworker/0:372:5713 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:917:5718 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/1:917 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000013 r6:ec58dd8c r5:85719800 r4:85719800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85719800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ba040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85719800 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:eb13b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856adb8c r4:856ad800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856adb8c r4:85771480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85719800 r8:857714ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85771480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85771480 r8:80287e08 r7:ebc51e60 r6:85771500 r5:85719800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec58dfb0 to 0xec58dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857b4a40 INFO: task kworker/1:917:5718 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:918:5719 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/1:918 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:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:8571a400 r4:8571a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8571a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577ef8c r4:8577ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8577ef8c r4:85771580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571a400 r8:857715ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85771580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85771580 r8:80287e08 r7:ec58de60 r6:85771600 r5:8571a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec599fb0 to 0xec599ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b4a40 INFO: task kworker/1:918:5719 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:919:5721 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/1:919 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec661d84 r8:00000002 r7:60000113 r6:ec661d8c r5:8571b000 r4:8571b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8571b000 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:eb691000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856ac78c r4:856ac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ac78c r4:85771680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571b000 r8:857716ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85771680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85771680 r8:80287e08 r7:ec58de60 r6:85771700 r5:8571b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec661fb0 to 0xec661ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b4a40 INFO: task kworker/1:919:5721 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ce16c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:373:5723 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/0:373 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec671d84 r8:00000002 r7:60000013 r6:ec671d8c r5:8571bc00 r4:8571bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8571bc00 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:eb829000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577ff8c r4:8577fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577ff8c r4:857b8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571bc00 r8:857b81ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8180 r8:80287e08 r7:ec655e60 r6:85771780 r5:8571bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec671fb0 to 0xec671ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85758fc0 INFO: task kworker/0:373:5723 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ce4f1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:374:5725 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/0:374 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8571c800 r4:8571c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8571c800 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:eb6d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8577fb8c r4:8577f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8577fb8c r4:857b8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571c800 r8:857b822c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8200 r8:80287e08 r7:ec671e60 r6:85771800 r5:8571c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec66dfb0 to 0xec66dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85758d80 INFO: task kworker/0:374:5725 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ce4f1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:920:5727 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/1:920 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:8571e000 r4:8571e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857babc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856acb8c r4:856ac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856acb8c r4:85771880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571e000 r8:857718ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85771880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85771880 r8:80287e08 r7:ec58de60 r6:85771900 r5:8571e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec67dfb0 to 0xec67dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857b4f80 INFO: task kworker/1:920:5727 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ce86b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:375:5730 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/0:375 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:85718000 r4:85718000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85718000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85718000 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:eb84d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578038c r4:85780000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578038c r4:857b8280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85718000 r8:857b82ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8280 r8:80287e08 r7:ec671e60 r6:85771980 r5:85718000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec685fb0 to 0xec685ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85773080 INFO: task kworker/0:375:5730 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cec6f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:5733 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/0:376 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec695d84 r8:00000002 r7:60000013 r6:ec695d8c r5:8571ec00 r4:8571ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb871000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578078c r4:85780400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578078c r4:857b8300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b832c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8300 r8:80287e08 r7:ec685e60 r6:85771a00 r5:8571ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec695fb0 to 0xec695ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85773140 INFO: task kworker/0:376:5733 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ceed2000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:377:5734 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/0:377 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec699d84 r8:00000002 r7:60000013 r6:ec699d8c 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:ec699e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85720000 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:eb965000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85780b8c r4:85780800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85780b8c r4:857b8380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85720000 r8:857b83ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8380 r8:80287e08 r7:ec695e60 r6:85771a80 r5:85720000 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85773140 INFO: task kworker/0:377:5734 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cf163000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:378:5736 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/0:378 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6a1d84 r8:00000002 r7:60000013 r6:ec6a1d8c r5:85721800 r4:85721800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85721800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<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) r5:8578238c r4:85782000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578238c r4:857b8400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8400 r8:80287e08 r7:ec699e60 r6:85771b00 r5:85721800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6a1fb0 to 0xec6a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857733c0 INFO: task kworker/0:378:5736 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cf163000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:379:5737 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/0:379 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000113 r6:ec6a5d8c r5:85722400 r4:85722400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85722400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85722400 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:eb979000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85780f8c r4:85780c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85780f8c r4:857b8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85722400 r8:857b84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8480 r8:80287e08 r7:ec6a1e60 r6:85771b80 r5:85722400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6a5fb0 to 0xec6a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:857733c0 INFO: task kworker/0:379:5737 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cf5b5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:380:5739 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/0:380 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85720c00 r4:85720c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85720c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85773700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85720c00 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:eb999000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578138c r4:85781000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578138c r4:857b8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85720c00 r8:857b852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8500 r8:80287e08 r7:ec6a1e60 r6:85771c00 r5:85720c00 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 r4:857734c0 INFO: task kworker/0:380:5739 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cf5b5000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:381:5741 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/0:381 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:ec6c1d8c r5:85723000 r4:85723000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85723000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85773800 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85723000 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: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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578178c r4:85781400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578178c r4:857b8580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8580 r8:80287e08 r7:ec6a1e60 r6:85771c80 r5:85723000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6c1fb0 to 0xec6c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85773680 INFO: task kworker/0:381:5741 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cf8b9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:382:5744 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/0:382 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85723c00 r4:85723c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85723c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:857738c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85723c00 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:eb9c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85781b8c r4:85781800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85781b8c r4:857b8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85723c00 r8:857b862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8600 r8:80287e08 r7:ec6a1e60 r6:85771d00 r5:85723c00 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 r4:85773b80 INFO: task kworker/0:382:5744 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cfb10000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:383:5746 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/0:383 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:ec6d5d84 r8:00000002 r7:60000113 r6:ec6d5d8c r5:85726000 r4:85726000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85726000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773a40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85726000 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:eb9d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85781f8c r4:85781c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85781f8c r4:857b8700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85726000 r8:857b872c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8700 r8:80287e08 r7:ec6a1e60 r6:85771d80 r5:85726000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6d5fb0 to 0xec6d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85773900 INFO: task kworker/0:383:5746 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cfcaf000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:384:5748 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/0:384 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) r10:8291a684 r9:ec6f5d84 r8:00000002 r7:60000113 r6:ec6f5d8c r5:85725400 r4:85725400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85725400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85725400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578278c r4:85782400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578278c r4:857b8680 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8680 r8:80287e08 r7:ec6a1e60 r6:85771e00 r5:85725400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6f5fb0 to 0xec6f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85773b00 INFO: task kworker/0:384:5748 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: cff45000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:385:5750 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/0:385 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:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:85726c00 r4:85726c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85726c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85773ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85726c00 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: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) r5:85782b8c r4:85782800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85782b8c r4:857b8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85726c00 r8:857b87ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8780 r8:80287e08 r7:ec6f5e60 r6:85771e80 r5:85726c00 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 r4:85773c80 INFO: task kworker/0:385:5750 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d01f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:386:5752 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/0:386 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6fdd84 r8:00000002 r7:60000113 r6:ec6fdd8c 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:ec6fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85724800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<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) r5:8578338c r4:85783000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578338c r4:857b8800 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857b882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8800 r8:80287e08 r7:ec6f9e60 r6:85771f00 r5:85724800 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 r4:85773e00 INFO: task kworker/0:386:5752 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d0458000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:387:5753 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/0:387 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6c9d84 r8:00000002 r7:60000113 r6:ec6c9d8c r5:84a14800 r4:84a14800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a14800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a14800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85782f8c r4:85782c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85782f8c r4:857b8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a14800 r8:857b88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8880 r8:80287e08 r7:ec6fde60 r6:857b8900 r5:84a14800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6c9fb0 to 0xec6c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b4f80 INFO: task kworker/0:387:5753 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d06c7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:388:5755 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/0:388 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:ec679d84 r8:00000002 r7:60000113 r6:ec679d8c r5:84a13c00 r4:84a13c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a13c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a13c00 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:dfae7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578478c r4:85784400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578478c r4:857b8980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a13c00 r8:857b89ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8980 r8:80287e08 r7:ec6fde60 r6:857b8a00 r5:84a13c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec679fb0 to 0xec679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b4280 INFO: task kworker/0:388:5755 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d0914000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:921:5757 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/1:921 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:84a11800 r4:84a11800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a11800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c62c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a11800 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:eba93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578378c r4:85783400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8578378c r4:85771f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a11800 r8:85771fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85771f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85771f80 r8:80287e08 r7:ec58de60 r6:857b8a80 r5:84a11800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec701fb0 to 0xec701ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bab80 INFO: task kworker/1:921:5757 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d0914000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:389:5758 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/0:389 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec675d84 r8:00000002 r7:60000013 r6:ec675d8c r5:85706000 r4:85706000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85706000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c64c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85706000 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:ebaa7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85783b8c r4:85783800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85783b8c r4:857b8b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85706000 r8:857b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8b00 r8:80287e08 r7:ec679e60 r6:857c5000 r5:85706000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec675fb0 to 0xec675ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:857c61c0 INFO: task kworker/0:389:5758 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d0d9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:390:5762 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/0:390 state:D stack:0 pid:5762 tgid:5762 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8571d400 r4:8571d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:857c66c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8571d400 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:ebad1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85783f8c r4:85783c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85783f8c r4:857b8b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571d400 r8:857b8bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8b80 r8:80287e08 r7:ec679e60 r6:857c5080 r5:8571d400 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 r4:857c63c0 INFO: task kworker/0:390:5762 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d0d9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:922:5764 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/1:922 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:85728000 r4:85728000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85728000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bad40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85728000 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:ebabd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856acf8c r4:856acc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856acf8c r4:857c5100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85728000 r8:857c512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5100 r8:80287e08 r7:ec58de60 r6:857c5180 r5:85728000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec709fb0 to 0xec709ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857badc0 INFO: task kworker/1:922:5764 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d11f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:391:5767 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/0:391 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85728c00 r4:85728c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85728c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c67c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85728c00 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:ebaed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578438c r4:85784000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578438c r4:857b8c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85728c00 r8:857b8c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8c00 r8:80287e08 r7:ec679e60 r6:857c5200 r5:85728c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec711fb0 to 0xec711ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c6740 INFO: task kworker/0:391:5767 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d11f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:923:5768 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/1:923 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85729800 r4:85729800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85729800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:857ba380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85729800 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:eb011000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856ad78c r4:856ad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ad78c r4:857c5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85729800 r8:857c52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5280 r8:80287e08 r7:ec58de60 r6:857c5300 r5:85729800 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857baf00 INFO: task kworker/1:923:5768 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d17ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:924:5772 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/1:924 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) r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c 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:ec70de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8572a400 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: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) r5:856adf8c r4:856adc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856adf8c r4:857c5380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857c53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5380 r8:80287e08 r7:ec58de60 r6:857c5400 r5:8572a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec70dfb0 to 0xec70dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85773e00 INFO: task kworker/1:924:5772 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d17ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:925:5775 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/1:925 state:D stack:0 pid:5775 tgid:5775 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000013 r6:ebd21d8c r5:8572b000 r4:8572b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be440 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8572b000 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:eb6b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856aeb8c r4:856ae800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856aeb8c r4:857c5480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572b000 r8:857c54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5480 r8:80287e08 r7:ec70de60 r6:857c5500 r5:8572b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd21fb0 to 0xebd21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857be040 INFO: task kworker/1:925:5775 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:926:5776 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/1:926 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000013 r6:ebd05d8c r5:8572bc00 r4:8572bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8572bc00 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:eb3a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856ae38c r4:856ae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ae38c r4:857c5580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572bc00 r8:857c55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5580 r8:80287e08 r7:ebd21e60 r6:857c5600 r5:8572bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd05fb0 to 0xebd05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:857be080 INFO: task kworker/1:926:5776 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:927:5778 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/1:927 state:D stack:0 pid:5778 tgid:5778 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000113 r6:ebd31d8c r5:8572c800 r4:8572c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8572c800 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:eb539000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856ae78c r4:856ae400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856ae78c r4:857c5680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572c800 r8:857c56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5680 r8:80287e08 r7:ebd21e60 r6:857c5700 r5:8572c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd31fb0 to 0xebd31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857be380 INFO: task kworker/1:927:5778 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:392:5780 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/0:392 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:8572d400 r4:8572d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85762380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8572d400 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:ebca7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85784f8c r4:85784c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85784f8c r4:857b8c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572d400 r8:857b8cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8c80 r8:80287e08 r7:ec679e60 r6:857c5780 r5:8572d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd41fb0 to 0xebd41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857c6e00 INFO: task kworker/0:392:5780 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d2156000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:393:5781 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/0:393 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:8572e000 r4:8572e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8572e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85762ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8572e000 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:ebc79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85784b8c r4:85784800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85784b8c r4:857b8d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8572e000 r8:857b8d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857b8d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b8d00 r8:80287e08 r7:ebd41e60 r6:857c5800 r5:8572e000 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 r4:857c6e00 INFO: task kworker/0:393:5781 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d2156000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:928:5783 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/1:928 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8572ec00 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: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 r5:857be640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8572ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856aef8c r4:856aec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856aef8c r4:857c5880 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857c58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5880 r8:80287e08 r7:ebd21e60 r6:857c5900 r5:8572ec00 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 r4:857be400 INFO: task kworker/1:928:5783 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d246c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:929:5785 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/1:929 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec5d1d84 r8:00000002 r7:60000013 r6:ec5d1d8c r5:85870000 r4:85870000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85870000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85870000 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: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) r5:856af38c r4:856af000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856af38c r4:857c5980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85870000 r8:857c59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5980 r8:80287e08 r7:ec59de60 r6:857c5a00 r5:85870000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec5d1fb0 to 0xec5d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857be5c0 INFO: task kworker/1:929:5785 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d246c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:930:5786 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/1:930 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:85870c00 r4:85870c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85870c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bea00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85870c00 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:eb7a9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856af78c r4:856af400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856af78c r4:857c5a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85870c00 r8:857c5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5a80 r8:80287e08 r7:ec5d1e60 r6:857c5b00 r5:85870c00 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 r4:857be940 INFO: task kworker/1:930:5786 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:931:5789 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/1:931 state:D stack:0 pid:5789 tgid:5789 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:85871800 r4:85871800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85871800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857becc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85871800 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:eb8cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856aff8c r4:856afc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856aff8c r4:857c5b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85871800 r8:857c5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5b80 r8:80287e08 r7:ec60de60 r6:857c5c00 r5:85871800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec609fb0 to 0xec609ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857be9c0 INFO: task kworker/1:931:5789 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:932:5790 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/1:932 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:85872400 r4:85872400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85872400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bebc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85872400 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:eb7e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856afb8c r4:856af800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856afb8c r4:857c5c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85872400 r8:857c5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5c80 r8:80287e08 r7:ec609e60 r6:857b8d80 r5:85872400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec71dfb0 to 0xec71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bea80 INFO: task kworker/1:932:5790 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:933:5793 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/1:933 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:ec729d8c r5:84a16c00 r4:84a16c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a16c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8575ab40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a16c00 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:ebc53000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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:ddde2d80 r6:83018200 r5:85836b8c r4:857c5d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a16c00 r8:857c5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5d00 r8:80287e08 r7:ec609e60 r6:857b8e00 r5:84a16c00 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 r4:857bec40 INFO: task kworker/1:933:5793 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d3008000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:934:5794 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/1:934 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec72dd84 r8:00000002 r7:60000013 r6:ec72dd8c r5:84a13000 r4:84a13000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a13000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec72de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bed80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a13000 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: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) r5:8449eb8c r4:8449e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449eb8c r4:857c5d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a13000 r8:857c5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5d80 r8:80287e08 r7:ec729e60 r6:857b8e80 r5:84a13000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec72dfb0 to 0xec72dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857bec40 INFO: task kworker/1:934:5794 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d3341000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:935:5796 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/1:935 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:ec739d84 r8:00000002 r7:60000013 r6:ec739d8c r5:84876c00 r4:84876c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84876c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:84774e00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84876c00 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:eb91f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583438c r4:85834000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583438c r4:857c5e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84876c00 r8:857c5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5e00 r8:80287e08 r7:ec729e60 r6:857b8f00 r5:84876c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec739fb0 to 0xec739ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bedc0 INFO: task kworker/1:935:5796 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d37a6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:936:5798 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/1:936 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec741d84 r8:00000002 r7:60000013 r6:ec741d8c r5:84a15400 r4:84a15400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a15400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a15400 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:ebaf7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583478c r4:85834400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583478c r4:857c5e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a15400 r8:857c5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5e80 r8:80287e08 r7:ec729e60 r6:857b8f80 r5:84a15400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec741fb0 to 0xec741ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a080 INFO: task kworker/1:936:5798 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d37a6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:937:5800 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/1:937 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec745d84 r8:00000002 r7:60000013 r6:ec745d8c r5:84a12400 r4:84a12400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a12400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a12400 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:ebb0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:85834b8c r4:857c5f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a12400 r8:857c5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5f00 r8:80287e08 r7:ec729e60 r6:8575c000 r5:84a12400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec745fb0 to 0xec745ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a2c0 INFO: task kworker/1:937:5800 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d388c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:938:5802 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/1:938 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec74dd84 r8:00000002 r7:60000013 r6:ec74dd8c r5:84ba0000 r4:84ba0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba0000 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:ebb25000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85834f8c r4:85834c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85834f8c r4:857c5f80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857c5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c5f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c5f80 r8:80287e08 r7:ec729e60 r6:8575c080 r5:84ba0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec74dfb0 to 0xec74dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8575a400 INFO: task kworker/1:938:5802 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d3b32000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:939:5804 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/1:939 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:ec759d84 r8:00000002 r7:60000013 r6:ec759d8c r5:84ba1800 r4:84ba1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec759e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba1800 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:ebb3d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:8583538c r4:85760000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8576002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760000 r8:80287e08 r7:ec729e60 r6:8575c100 r5:84ba1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec759fb0 to 0xec759ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a540 INFO: task kworker/1:939:5804 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d3d27000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:940:5806 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/1:940 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84ba0c00 r4:84ba0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8575a500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba0c00 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:ebb59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583578c r4:85835400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583578c r4:85760080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba0c00 r8:857600ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760080 r8:80287e08 r7:ec729e60 r6:8575c180 r5:84ba0c00 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 r4:8575a3c0 INFO: task kworker/1:940:5806 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d3f03000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:941:5808 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/1:941 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:84ba2400 r4:84ba2400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba2400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba2400 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:ebb6b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:85835b8c r4:85760100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba2400 r8:8576012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760100 r8:80287e08 r7:ec729e60 r6:8575c200 r5:84ba2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec769fb0 to 0xec769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a480 INFO: task kworker/1:941:5808 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4193000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:942:5810 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/1:942 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec771d84 r8:00000002 r7:60000113 r6:ec771d8c r5:84ba3000 r4:84ba3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec771e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba3000 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:ebbc3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85835f8c r4:85835c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85835f8c r4:85760180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba3000 r8:857601ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760180 r8:80287e08 r7:ec729e60 r6:8575c280 r5:84ba3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec771fb0 to 0xec771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a900 INFO: task kworker/1:942:5810 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4469000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:943:5812 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/1:943 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec779d84 r8:00000002 r7:60000113 r6:ec779d8c r5:84ba3c00 r4:84ba3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583638c r4:85836000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583638c r4:85760200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba3c00 r8:8576022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760200 r8:80287e08 r7:ec729e60 r6:8575c300 r5:84ba3c00 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 r4:8575a680 INFO: task kworker/1:943:5812 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4469000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:944:5814 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/1:944 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:ec799d84 r8:00000002 r7:60000113 r6:ec799d8c r5:84ba6000 r4:84ba6000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba6000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575aa00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba6000 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:ebbed000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583678c r4:85836400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583678c r4:85760280 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857602ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760280 r8:80287e08 r7:ec729e60 r6:8575c380 r5:84ba6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec799fb0 to 0xec799ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575a880 INFO: task kworker/1:944:5814 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4721000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:945:5816 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/1:945 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84ba5400 r4:84ba5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8575ac80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba5400 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:ebc61000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85836f8c r4:85836c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85836f8c r4:85760300 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8576032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760300 r8:80287e08 r7:ec729e60 r6:8575c400 r5:84ba5400 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 r4:8575aa40 INFO: task kworker/1:945:5816 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4814000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:946:5818 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/1:946 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:84ba4800 r4:84ba4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba4800 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:ebced000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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:ddde2d80 r6:83018200 r5:85837b8c r4:85760380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857603ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760380 r8:80287e08 r7:ec7ade60 r6:8575c480 r5:84ba4800 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 r4:8575ab80 INFO: task kworker/1:946:5818 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d497c000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:947:5820 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/1:947 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000013 r6:ec7c9d8c r5:84ba6c00 r4:84ba6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8575adc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84ba6c00 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:ebc6f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583738c r4:85837000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583738c r4:85760400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8576042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760400 r8:80287e08 r7:ec7c1e60 r6:8575c500 r5:84ba6c00 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 r4:8575acc0 INFO: task kworker/1:947:5820 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:5822 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/1:948 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:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84a16000 r4:84a16000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a16000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a16000 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:ebcb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583778c r4:85837400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583778c r4:85760480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a16000 r8:857604ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760480 r8:80287e08 r7:ec7c1e60 r6:8575c580 r5:84a16000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7cdfb0 to 0xec7cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8575aec0 INFO: task kworker/1:948:5822 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:394:5824 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/0:394 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec719d84 r8:00000002 r7:60000013 r6:ec719d8c r5:84a40000 r4:84a40000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a40000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec719e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fda40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a40000 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:dfafb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578578c r4:85785400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578578c r4:8575c600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a40000 r8:8575c62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575c600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575c600 r8:80287e08 r7:ebd41e60 r6:8575c680 r5:84a40000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec719fb0 to 0xec719ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85762bc0 INFO: task kworker/0:394:5824 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:395:5826 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/0:395 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:84a40c00 r4:84a40c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a40c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:856fd940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a40c00 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:dfa99000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578538c r4:85785000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578538c r4:8575c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a40c00 r8:8575c72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575c700 r8:80287e08 r7:ec719e60 r6:8575c780 r5:84a40c00 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 r4:85762bc0 INFO: task kworker/0:395:5826 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:949:5829 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/1:949 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84a41800 r4:84a41800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a41800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85741a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5d3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583938c r4:85839000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583938c r4:85760500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a41800 r8:8576052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760500 r8:80287e08 r7:ec7c1e60 r6:8575c800 r5:84a41800 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 r4:85741100 INFO: task kworker/1:949:5829 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d53b9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:950:5831 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/1:950 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7e5d84 r8:00000002 r7:60000013 r6:ec7e5d8c r5:84a42400 r4:84a42400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a42400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857412c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a42400 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:ebd07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85837f8c r4:85837c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85837f8c r4:85760580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a42400 r8:857605ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760580 r8:80287e08 r7:ec7dde60 r6:8575c880 r5:84a42400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e5fb0 to 0xec7e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741200 INFO: task kworker/1:950:5831 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5603000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:951:5832 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/1:951 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:ec7e9d84 r8:00000002 r7:60000113 r6:ec7e9d8c r5:84a43c00 r4:84a43c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a43c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a43c00 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:ebd11000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583838c r4:85838000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583838c r4:85760600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a43c00 r8:8576062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760600 r8:80287e08 r7:ec7dde60 r6:8575c900 r5:84a43c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e9fb0 to 0xec7e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741200 INFO: task kworker/1:951:5832 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5887000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:952:5834 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/1:952 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:84a45400 r4:84a45400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a45400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857414c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a45400 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:ebd33000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583878c r4:85838400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583878c r4:85760680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a45400 r8:857606ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760680 r8:80287e08 r7:ec7dde60 r6:8575c980 r5:84a45400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f1fb0 to 0xec7f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857413c0 INFO: task kworker/1:952:5834 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5be0000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:5837 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/1:953 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:ec7f5d84 r8:00000002 r7:60000013 r6:ec7f5d8c r5:84a43000 r4:84a43000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a43000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857416c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a43000 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:ebd49000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85838b8c r4:85838800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85838b8c r4:85760700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a43000 r8:8576072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760700 r8:80287e08 r7:ec7dde60 r6:8575ca00 r5:84a43000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f5fb0 to 0xec7f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85741600 INFO: task kworker/1:953:5837 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:954:5838 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/1:954 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec625d84 r8:00000002 r7:60000013 r6:ec625d8c r5:85875400 r4:85875400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85875400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85838f8c r4:85838c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85838f8c r4:85760780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85875400 r8:857607ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760780 r8:80287e08 r7:ec7dde60 r6:85760800 r5:85875400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec625fb0 to 0xec625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:85741980 INFO: task kworker/1:954:5838 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:5842 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/1:955 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7d5d84 r8:00000002 r7:60000013 r6:ec7d5d8c r5:85874800 r4:85874800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85874800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85874800 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: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) r5:8583978c r4:85839400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583978c r4:85760880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85874800 r8:857608ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760880 r8:80287e08 r7:ec7dde60 r6:85760900 r5:85874800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7d5fb0 to 0xec7d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:857419c0 INFO: task kworker/1:955:5842 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d606b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:5843 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/1:956 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:ec7f9d84 r8:00000002 r7:60000013 r6:ec7f9d8c r5:85873000 r4:85873000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85873000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741d00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85873000 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:ec601000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85839f8c r4:85839c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85839f8c r4:85760980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85873000 r8:857609ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760980 r8:80287e08 r7:ec7d5e60 r6:85760a00 r5:85873000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7f9fb0 to 0xec7f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857419c0 INFO: task kworker/1:956:5843 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6313000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:5845 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/1:957 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:ec7fdd84 r8:00000002 r7:60000113 r6:ec7fdd8c r5:85876c00 r4:85876c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85876c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85876c00 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:ec5f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85839b8c r4:85839800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85839b8c r4:85760a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85876c00 r8:85760aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760a80 r8:80287e08 r7:ec7f9e60 r6:85760b00 r5:85876c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7fdfb0 to 0xec7fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:85741c00 INFO: task kworker/1:957:5845 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:958:5847 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/1:958 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:85876000 r4:85876000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85876000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575aec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec629000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583a78c r4:8583a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583a78c r4:85760b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85876000 r8:85760bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760b80 r8:80287e08 r7:ec7f9e60 r6:85760c00 r5:85876000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec801fb0 to 0xec801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85741d40 INFO: task kworker/1:958:5847 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:959:5848 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/1:959 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:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:85873c00 r4:85873c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85873c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:85741f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec61b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583a38c r4:8583a000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583a38c r4:85760c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85873c00 r8:85760cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760c80 r8:80287e08 r7:ec801e60 r6:85760d00 r5:85873c00 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 r4:85741d40 INFO: task kworker/1:959:5848 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6ab6000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:960:5851 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/1:960 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:84875400 r4:84875400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84875400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84875400 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:ebcf3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583bb8c r4:8583b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583bb8c r4:85760d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84875400 r8:85760dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85760d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85760d80 r8:80287e08 r7:ec801e60 r6:85760e00 r5:84875400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec809fb0 to 0xec809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8575af00 INFO: task kworker/1:960:5851 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d6c40000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:961:5855 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/1:961 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:85731800 r4:85731800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85731800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85787b8c r4:85760e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d60: 80230ad0 80239bb0 800f0013 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:396:5856 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/0:396 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:ec819d84 r8:00000002 r7:60000013 r6:ec819d8c 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:ec819e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85732400 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: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) r5:85785b8c r4:85785800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85785b8c r4:8575ca80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8575caac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575ca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575ca80 r8:80287e08 r7:ec719e60 r6:85760f80 r5:85732400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec819fb0 to 0xec819ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fd9c0 INFO: task kworker/0:396:5856 is blocked on a mutex likely owned by task kworker/1:222:3689. Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 r5:00001000 r4:e0039000 r4:849f2e80 r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85730c00 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fde80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85730c00 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:eb455000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578638c r4:85786000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578638c r4:8575cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85730c00 r8:8575cb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cb00 r8:80287e08 r7:ec819e60 r6:856f9000 r5:85730c00 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 r4:856fd9c0 INFO: task kworker/0:397:5857 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d73a9000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r4:00000000 r5:84b0478c r4:84b04400 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb257000 r5:85785f8c r4:85785c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804e77f0>] (_vm_unmap_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:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:399:5861 blocked for more than 475 seconds. r4:85730000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85786f8c r4:8575cc00 r10:00000000 r9:8575cc00 r8:80287e08 r7:ec81de60 r6:856f9100 r5:85730000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7630000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:400:5864 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/0:400 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:85736000 r4:85736000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85736000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<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) r5:8578678c r4:85786400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578678c r4:8575cc80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8575ccac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cc80 r8:80287e08 r7:ec82de60 r6:856f9180 r5:85736000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec839fb0 to 0xec839ff8) 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 Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:401:5865 blocked for more than 475 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a46000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 r5:85786b8c r4:85786800 r10:61c88647 r9:84a46000 r8:8575cd2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:402:5868 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/0:402 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:84a44800 r4:84a44800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a44800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a44800 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:eb839000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578778c r4:85787400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578778c r4:8575ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a44800 r8:8575ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575ce00 r8:80287e08 r7:ec82de60 r6:8575ce80 r5:84a44800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec835fb0 to 0xec835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8573a0c0 INFO: task kworker/0:402:5868 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r4:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) INFO: task kworker/0:403:5870 blocked for more than 475 seconds. task:kworker/0:403 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:ec7edd8c r5:84a46c00 r4:84a46c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a46c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a46c00 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:eb819000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8578738c r4:85787000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8578738c r4:8575cf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a46c00 r8:8575cf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8575cf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8575cf00 r8:80287e08 r7:ec835e60 r6:8575cf80 r5:84a46c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7edfb0 to 0xec7edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8573a0c0 INFO: task kworker/0:403:5870 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:84ba8000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a9c0 r5:00001000 r4:eb9b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579838c r4:85798000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579838c r4:856fb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba8000 r8:856fb02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb000 r8:80287e08 r7:ec835e60 r6:856fb080 r5:84ba8000 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 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8573a200 INFO: task kworker/0:404:5872 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:405:5873 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/0:405 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:ec845d84 r8:00000002 r7:60000013 r6:ec845d8c r5:84ba8c00 r4:84ba8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84ba8c00 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:eb977000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85787f8c r4:85787c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85787f8c r4:856fb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ba8c00 r8:856fb12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb100 r8:80287e08 r7:ec841e60 r6:856fb180 r5:84ba8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fa0: 00000000 00000000 00000000 00000000 r4:8573a200 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:00000000 r5:00001000 r4:e0039000 r5:84b0478c r4:84b04400 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848f9140 task:kworker/1:962 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:84baa400 r5:84baa400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f5e40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84baa400 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:eb9e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583af8c r4:8583ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583af8c r4:856f9200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84baa400 r8:856f922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f9200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f9200 r8:80287e08 r7:ec809e60 r6:856fb200 r5:84baa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec851fb0 to 0xec851ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f5d40 INFO: task kworker/1:962:5875 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d8533000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:406:5878 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/0:406 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) r10:8291a684 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:84babc00 r4:84babc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84babc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a840 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84babc00 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:eb99b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8497278c r4:84972400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8497278c r4:856fb280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84babc00 r8:856fb2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb280 r8:80287e08 r7:ec841e60 r6:856fb300 r5:84babc00 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 r4:8573a7c0 INFO: task kworker/0:406:5878 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:84b0478c r4:84b04400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:407:5879 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/0:407 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec849d84 r8:00000002 r7:60000113 r6:ec849d8c r5:85734800 r4:85734800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85734800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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:ec849e08 r9:83018005 r8:85734800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 r5:85798b8c r4:85798800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85734800 r8:856fb3ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r4:e0175dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:849f2e80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85735400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec637000 r5:8583b38c r4:8583b000 [<80287208>] (process_one_work) 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 Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:5883 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/0:408 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000013 r6:ec85dd8c 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:ec85de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573ac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<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) r5:8579878c r4:85798400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579878c r4:856fb400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:856fb42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb400 r8:80287e08 r7:ec849e60 r6:856f9400 r5:85736c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec85dfb0 to 0xec85dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:8573acc0 INFO: task kworker/0:408:5883 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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) [<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:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:85878000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd7c0 r5:8579938c r4:85799000 r10:61c88647 r9:85878000 r8:856fb4ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:856fb480 r8:80287e08 r7:ec849e60 r6:856f9480 r5:85878000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec865fb0 to 0xec865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8573adc0 INFO: task kworker/0:409:5886 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d8d6d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:410:5888 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/0:410 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000013 r6:ec86dd8c r5:85879800 r4:85879800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85879800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<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:eba51000 r5:85798f8c r4:85798c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85879800 r8:856fb52c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:411:5890 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/0:411 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:84ba9800 r4:84ba9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ba9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744040 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) r5:8579978c r4:85799400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ba9800 r8:856fb5ac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) 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) r5:84b0478c r4:84b04400 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:84bac800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 r4:00000000 r5:85799b8c r4:85799800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bac800 r8:856fb6ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:413:5893 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/0:413 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:84bad400 r4:84bad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744680 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bad400 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:e4925000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579a78c r4:8579a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579a78c r4:856fb780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bad400 r8:856fb7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fb780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fb780 r8:80287e08 r7:ec861e60 r6:856fb800 r5:84bad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec871fb0 to 0xec871ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744380 INFO: task kworker/0:413:5893 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 5d60: 80230ad0 80239bb0 800f0013 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) [<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 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) r7:dddced80 r6:83018000 r5:85799f8c r4:856fb880 r10:00000000 r9:856fb880 r8:80287e08 r7:ec871e60 r6:856f9580 r5:8587b000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:964:5899 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/1:964 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:85878c00 r4:85878c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85878c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85878c00 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:ec6d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8449d38c r4:8449d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8449d38c r4:856f9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85878c00 r8:856f962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f9600 r8:80287e08 r7:ec809e60 r6:856f9680 r5:85878c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec875fb0 to 0xec875ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:856f5000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [<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 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 "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:ec649000 r5:8579a38c r4:8579a000 r10:61c88647 r9:8587bc00 r8:856fb92c 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 r4:85744580 INFO: task kworker/0:415:5900 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d9b02000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:416:5901 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/0:416 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec721d84 r8:00000002 r7:60000113 r6:ec721d8c r5:8587c800 r4:8587c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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:ec721e08 r9:83018005 r8:8587c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:8579ab8c r4:8579a800 r7:dddced80 r6:83018000 r5:8579ab8c r4:856fb980 r10:00000000 r9:856fb980 r8:80287e08 r7:ec871e60 r6:856f9780 r5:8587c800 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0175fb0 to 0xe0175ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ec731d84 r8:00000002 r7:60000113 r6:ec731d8c r5:8587d400 r4:00000000 r4:00000000 r5:8579af8c r4:8579ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579af8c r4:856fba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587d400 r8:856fba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fba00 r8:80287e08 r7:ec721e60 r6:856f9800 r5:8587d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec731fb0 to 0xec731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857446c0 INFO: task kworker/0:417:5903 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: d9f15000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:8587a400 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) r5:857a038c r4:857a0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8587a400 r8:856fbaac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0175d28 to 0xe0175d70) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:419:5907 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/0:419 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:8587e000 r4:8587e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8587e000 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:eb329000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579b38c r4:8579b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579b38c r4:856fbb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587e000 r8:856fbb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbb00 r8:80287e08 r7:ec88de60 r6:856f9900 r5:8587e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec891fb0 to 0xec891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744bc0 INFO: task kworker/0:419:5907 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:420:5909 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/0:420 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:8587ec00 r4:8587ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744c40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8587ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579b78c r4:8579b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579b78c r4:856fbb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587ec00 r8:856fbbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbb80 r8:80287e08 r7:ec88de60 r6:856f9980 r5:8587ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec899fb0 to 0xec899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744a40 INFO: task kworker/0:420:5909 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da4da000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0175fb0 to 0xe0175ff8) 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/0:421 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:85880c00 r4:85880c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85880c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744d40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85880c00 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:eb6e5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579bb8c r4:8579b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8579bb8c r4:856fbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85880c00 r8:856fbc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbc00 r8:80287e08 r7:ec88de60 r6:856f9a00 r5:85880c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a1fb0 to 0xec8a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744c00 INFO: task kworker/0:421:5911 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+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:e0175dc0 r4:00000000 r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:422:5913 blocked for more than 476 seconds. Call trace: r4:85880000 r5:85880000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744e00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8579bf8c r4:8579bc00 r7:dddced80 r6:83018000 r5:8579bf8c r4:856fbc80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:856fbcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbc80 r8:80287e08 r7:ec88de60 r6:856f9a80 r5:85880000 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 r4:85744c00 INFO: task kworker/0:422:5913 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:423:5915 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/0:423 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:85881800 r4:85881800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85881800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85881800 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:eb8e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a078c r4:857a0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a078c r4:856fbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85881800 r8:856fbd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856fbd00 r8:80287e08 r7:ec88de60 r6:856f9b00 r5:85881800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b1fb0 to 0xec8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85744e40 INFO: task kworker/0:423:5915 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dace1000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:424:5918 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/0:424 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000113 r6:ec8bdd8c r5:85884800 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:425:5921 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/0:425 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c 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) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857612c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85883c00 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) r4:856fbe00 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 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/0:426:5922 blocked for more than 476 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:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:85885400 r4:85885400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85885400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85885400 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:ebb47000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a178c r4:857a1400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a178c r4:856fbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85885400 r8:856fbeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:856fbe80 Exception stack(0xec8cdfb0 to 0xec8cdff8) Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 r4:85882400 [<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) r4:856fbf00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85886000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857616c0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:856fbf80 r8:80287e08 r7:ec8cde60 r6:856f9d80 r5:85886000 task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:84b0478c r4:84b04400 r4:849f2e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:85886c00 r5:85886c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761940 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85886c00 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:ebbeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a238c r4:857a2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a238c r4:85772000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85886c00 r8:8577202c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772000 r8:80287e08 r7:ec8dde60 r6:856f9e00 r5:85886c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761640 INFO: task kworker/0:429:5928 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: db7de000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 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) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xec8e9fb0 to 0xec8e9ff8) Call trace: 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r5:00001000 r4:e0039000 r4:849f2e80 Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:5932 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/0:431 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c 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:ec8f5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761d00 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a2f8c r4:857a2c00 r7:dddced80 r6:83018000 r5:857a2f8c r4:85772100 r4:85772100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<80287208>] (process_one_work) 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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:5933 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/0:432 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:ec8f9d84 r8:00000002 r7:60000113 r6:ec8f9d8c r5:85888000 r4:85888000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85888000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888000 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:ebc55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a278c r4:857a2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a278c r4:85772180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85888000 r8:857721ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772180 r8:80287e08 r7:ec8f5e60 r6:856f9f80 r5:85888000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:433 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c 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:ec901e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a2b8c r4:857a2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a2b8c r4:85772200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85888c00 r8:8577222c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772200 r8:80287e08 r7:ec8f5e60 r6:857c1000 r5:85888c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec901fb0 to 0xec901ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761a00 INFO: task kworker/0:433:5935 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dbd9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:848f9140 task:kworker/0:434 state:D stack:0 pid:5938 tgid:5938 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) r5:857a378c r4:857a3400 [<80287208>] (process_one_work) 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: Exception stack(0xe0175d28 to 0xe0175d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<80287208>] (process_one_work) from [<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 task:kworker/0:435 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c 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:ec90de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd0f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a338c r4:857a3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a338c r4:85772300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588bc00 r8:8577232c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772300 r8:80287e08 r7:ec909e60 r6:857c1100 r5:8588bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761c80 INFO: task kworker/0:435:5939 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc330000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:842ee180 r5:00001000 r4:e0039000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:849f2e80 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:965:5943 blocked for more than 476 seconds. Workqueue: events bpf_prog_free_deferred r4:8588c800 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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 r5:8586fcc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8588c800 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:ec6cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8583bf8c r4:8583bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8583bf8c r4:857c1180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857c11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1180 r8:80287e08 r7:ec875e60 r6:857c1200 r5:8588c800 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 r4:8586f080 INFO: task kworker/1:965:5943 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:436:5944 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/0:436 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8588d400 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: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 r5:857b0280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd43000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a3b8c r4:857a3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a3b8c r4:85772380 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857723ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772380 r8:80287e08 r7:ec909e60 r6:857c1280 r5:8588d400 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 r4:857b0300 INFO: task kworker/0:436:5944 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:437:5946 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/0:437 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:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:8588ec00 r4:8588ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0400 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) r5:857a3f8c r4:857a3c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a3f8c r4:85772400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588ec00 r8:8577242c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772400 r8:80287e08 r7:ec8fde60 r6:857c1300 r5:8588ec00 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 r4:857b0180 INFO: task kworker/0:437:5946 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:5949 blocked for more than 477 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85883000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec617000 [<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) r7:dddced80 r6:83018000 r5:857a4b8c r4:85772480 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857724ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772480 r8:80287e08 r7:ec915e60 r6:857c1380 r5:85883000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec921fb0 to 0xec921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b0540 INFO: task kworker/0:438:5949 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 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 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:439:5950 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/0:439 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:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8588b000 r4:8588b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:857b0580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8588b000 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:ec5dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a438c r4:857a4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a438c r4:85772500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588b000 r8:8577252c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772500 r8:80287e08 r7:ec921e60 r6:857c1400 r5:8588b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:00000001 r4:848f9140 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85890c00 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 r5:857b0640 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85890c00 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:ec5f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a478c r4:857a4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a478c r4:85772580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890c00 r8:857725ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772580 r8:80287e08 r7:ec921e60 r6:857c1480 r5:85890c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec92dfb0 to 0xec92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857b04c0 INFO: task kworker/0:440:5952 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:848f9140 Workqueue: events bpf_prog_free_deferred [<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 r5:857b0900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85890000 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:ec631000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a4f8c r4:857a4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a4f8c r4:85772600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890000 r8:8577262c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772600 r8:80287e08 r7:ec921e60 r6:857c1500 r5:85890000 r4:00000001 Exception stack(0xec939fb0 to 0xec939ff8) r4:857b0680 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r4:00000000 r5:84b0478c r4:84b04400 r4:849f2e80 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:442:5957 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/0:442 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:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:85893000 r4:85893000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85893000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85893000 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:ec65b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd11d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:443:5958 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/0:443 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:85892400 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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:ec749000 [<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) r7:dddced80 r6:83018000 r5:857a738c r4:85772700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85892400 r8:8577272c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772700 r8:80287e08 r7:ec941e60 r6:857c1600 r5:85892400 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 r4:857b0a40 INFO: task kworker/0:443:5958 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd437000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fc0: 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) r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a578c r4:857a5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a578c r4:85772780 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857727ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772780 r8:80287e08 r7:ec945e60 r6:857c1680 r5:85891800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec94dfb0 to 0xec94dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857b0a80 INFO: task kworker/0:444:5960 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dd87d000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 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 r8:84bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec68f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a5b8c r4:857a5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857a5b8c r4:85772800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bae000 r8:8577282c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772800 r8:80287e08 r7:ec945e60 r6:85772880 r5:84bae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec885fb0 to 0xec885ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:848f9140 r5:84bab000 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0e40 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:5967 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/0:447 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:84baec00 r4:84baec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84baec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761bc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84baec00 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:ec6af000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a638c r4:857a6000 [<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 r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r5:00001000 r4:e0039000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:448:5969 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/0:448 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84bb8c00 r4:84bb8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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:ec95de08 [<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(0xec95dfb0 to 0xec95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85761fc0 INFO: task kworker/0:448:5969 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: de157000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:848f9140 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85992200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec751000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581b38c r4:8581b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8581b38c r4:857c1700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb9800 r8:857c172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1700 r8:80287e08 r7:ec875e60 r6:85772c00 r5:84bb9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec965fb0 to 0xec965ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:8586fa00 INFO: task kworker/1:966:5972 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:449:5974 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/0:449 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:84bbb000 r4:84bbb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bbb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bbb000 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:ec725000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857a6b8c r4:857a6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec96dfb0 to 0xec96dff8) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 r4:849f2e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<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) r10:61c88647 r9:84bb8000 r8:85772dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85772d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85772d80 r8:80287e08 r7:ec945e60 r6:85772e00 r5:84bb8000 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 r4:857cc300 INFO: task kworker/0:450:5975 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: de87f000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r9:83018005 r8:84bbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 r7:dddced80 r6:83018000 r5:857a778c r4:85772e80 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 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dec3a000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:848f9140 r10:8291a684 r9:ec969d84 r8:00000002 r7:60000013 r6:ec969d8c r5:84bbbc00 r5:00001000 r4:ec765000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:00001000 r4:e0039000 r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r5:84bbe000 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 r5:8586f7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585438c r4:85854000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585438c r4:857c1780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bbe000 r8:857c17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c1780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c1780 r8:80287e08 r7:ec965e60 r6:857ca080 r5:84bbe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec97dfb0 to 0xec97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8586fa00 INFO: task kworker/1:967:5980 is blocked on a mutex likely owned by task kworker/1:222:3689. [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r5:00001000 r4:e0039000 r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:84bbd400 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857ca100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ccbc0 INFO: task kworker/0:453:5983 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: ded07000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f9140 r5:84bba400 r4:8291a680 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 r9:84bba400 r8:857ca22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca200 r8:80287e08 r7:ec981e60 r6:857ca280 r5:84bba400 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 r4:857ccc00 INFO: task kworker/0:454:5985 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0175fb0 to 0xe0175ff8) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:857d8c00 [<804e77f0>] (_vm_unmap_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) r4:00000001 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: df2af000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0478c r4:84b04400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:968 state:D stack:0 pid:5988 tgid:5988 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) Exception stack(0xec991fb0 to 0xec991ff8) Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:00001000 r4:e0039000 r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:969:5990 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/1:969 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:857db000 r4:857db000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857db000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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) [<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) [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:849f2e80 r4:848f9140 r4:857da400 [<804e77f0>] (_vm_unmap_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) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0175d28 to 0xe0175d70) 5d20: dfa04000 dffdb000 00000001 80239b98 7f8d9000 00000001 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 5d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 r4:e0175dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3bc00 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:e0039000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 INFO: task kworker/0:457:5994 blocked for more than 477 seconds. [<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) r4:857c9800 5d20: dfac7000 dffdb000 00000001 80239b98 7f8d9000 00000001 r4:00000000 r4:849f2e80 Not tainted 6.15.0-rc7-syzkaller #0 r4:85895400 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb46d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bd38c r4:858bd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bd38c r4:857ca700 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:857ca72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:857ca700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857ca700 r8:80287e08 r7:ec829e60 r6:857c1900 r5:85895400 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 r4:857c9780 INFO: task kworker/0:458:5997 is blocked on a mutex likely owned by task kworker/1:222:3689. task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849f2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0175fb0 to 0xe0175ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:848f9140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:459:5999 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/0:459 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:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:85894800 r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb98b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858be78c r4:858be400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858be78c r4:857ca780 [<80287208>] (process_one_work) 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 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 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) r10:61c88647 r9:85896000 r8:857ca82c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec9adfb0 to 0xec9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:857c9940 INFO: task kworker/0:460:6000 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 7fd1e000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 900f0013 ffffffff r5:900f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:461 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:858bdb8c r4:858bd800 [<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 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [<80287208>] (process_one_work) 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 r4:00000000 r5:00001000 r4:eb837000 r10:61c88647 r9:85893c00 r8:857ca92c r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:463:6006 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/0:463 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r7:60000113 r6:ec9c5d8c r5:85898c00 r4:85898c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) 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: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 r5:857c9e40 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:858be38c r4:857ca980 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:84b04b8c r4:84b04800 Exception stack(0xe0179fb0 to 0xe0179ff8) r4:85898000 [<804e77f0>] (_vm_unmap_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 r5:858bf38c r4:857caa00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 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/0:465 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000113 r6:ec9d5d8c r5:85899800 r4:85899800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85899800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85899800 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:eb9cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858beb8c r4:858be800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858beb8c r4:857caa80 r10:00000000 r9:857caa80 r8:80287e08 r7:ec9cde60 r6:857c1c80 r5:85899800 Exception stack(0xe0179d28 to 0xe0179d70) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) INFO: task kworker/0:466:6012 blocked for more than 477 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:858bef8c r4:858bec00 r4:00000001 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 800f0013 ffffffff [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:467:6014 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/0:467 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:8589c800 r4:8589c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebab1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bfb8c r4:858bf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858bfb8c r4:857cab80 Exception stack(0xec9e5fb0 to 0xec9e5ff8) 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) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 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) r10:61c88647 r9:8589bc00 r8:857cac2c r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:469:6018 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/0:469 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8580838c r4:85808000 r10:61c88647 r9:8589e000 r8:857cacac r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:470 state:D stack:0 pid:6020 tgid:6020 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8589d400 r4:8589d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:8582d580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8589d400 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:ebadb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bff8c r4:858bfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857cad00 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:e004f000 r4:00000001 task:kworker/0:471 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:ec647000 r10:61c88647 r9:8589ec00 r8:857cadac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:472:6025 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/0:472 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca05d84 r8:00000002 r7:60000013 r6:eca05d8c r5:8589b000 r4:8589b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582da00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ec7c3000 r5:85808b8c r4:85808800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 r5:85808f8c r4:85808c00 r10:00000000 r9:857cae80 r8:80287e08 r7:eca05e60 r6:857caf00 r5:857de000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:474:6030 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/0:474 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:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:857dd400 r4:857dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_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 r5:8580938c r4:85809000 r10:61c88647 r9:857dd400 r8:857cafac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 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) Call trace: [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:61c88647 r9:857dc800 r8:858b80ac r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:476:6034 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/0:476 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:857d8000 r4:857d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 r5:00001000 r4:eb5a3000 r5:85809b8c r4:85809800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85809b8c r4:858b8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857d8000 r8:858b81ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8180 r8:80287e08 r7:ec9f9e60 r6:858b8200 r5:857d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a5fb0 to 0xec8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:84774f80 INFO: task kworker/0:476:6034 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 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) r5:85809f8c r4:85809c00 r10:61c88647 r9:858a0c00 r8:858b82ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:858b8280 r8:80287e08 r7:ec8a5e60 r6:858e0080 r5:858a0c00 r4:00000001 [<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 r4:84774f80 INFO: task kworker/0:477:6035 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 824db000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:478:6038 blocked for more than 477 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8580a38c r4:8580a000 r10:61c88647 r9:858a3000 r8:858b832c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec919d84 r8:00000002 r7:60000113 r6:ec919d8c r5:858a1800 r4:858a1800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a1800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a1800 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:eb90d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580a78c r4:8580a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580a78c r4:858b8380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a1800 r8:858b83ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8380 r8:80287e08 r7:ec905e60 r6:858e0180 r5:858a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec919fb0 to 0xec919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3100 INFO: task kworker/0:479:6039 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 82aaf000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:842ee480 task:kworker/0:480 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 r5:8580af8c r4:8580ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580af8c r4:858b8400 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:858b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8400 r8:80287e08 r7:ec919e60 r6:858e0200 r5:858a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec931fb0 to 0xec931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e31c0 INFO: task kworker/0:480:6040 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 82de5000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<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) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c 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:ec8b5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a3c00 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:ebb3b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580ab8c r4:8580a800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580ab8c r4:858b8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a3c00 r8:858b84ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8480 r8:80287e08 r7:ec931e60 r6:858e0280 r5:858a3c00 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 r4:858e31c0 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r4:e0179dc0 r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe0179fb0 to 0xe0179ff8) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:482 state:D stack:0 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:858a4800 r4:858a4800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a4800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a4800 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:ebd09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580bf8c r4:8580bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580bf8c r4:858b8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a4800 r8:858b852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8500 r8:80287e08 r7:ec931e60 r6:858e0300 r5:858a4800 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 r4:858e3480 INFO: task kworker/0:482:6046 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8353b000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r5:00001000 r4:e004f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:483:6047 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/0:483 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c 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:eca15e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbe3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b38c r4:8580b000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b38c r4:858b8580 r10:61c88647 r9:858a6000 r8:858b85ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8580 r8:80287e08 r7:eca11e60 r6:858e0380 r5:858a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca15fb0 to 0xeca15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:858e3480 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r5:00001000 r4:e004f000 r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:484 state:D stack:0 pid:6049 tgid:6049 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:eca1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:858a5400 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:ebc5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8580b78c r4:8580b400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8580b78c r4:858b8600 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:858b862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8600 r8:80287e08 r7:eca11e60 r6:858e0400 r5:858a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca1dfb0 to 0xeca1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:858e3580 INFO: task kworker/0:484:6049 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8398e000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:485:6052 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/0:485 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:858a6c00 r4:858a6c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:858e3940 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8580bb8c r4:8580b800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:858a6c00 r8:858b86ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8680 r8:80287e08 r7:eca11e60 r6:858e0480 r5:858a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8edfb0 to 0xec8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858e3a80 INFO: task kworker/0:485:6052 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 83d7d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_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) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:842ee480 task:kworker/0:486 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85811b8c r4:85811800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858b8700 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:487:6056 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/0:487 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000013 r6:eca2dd8c r5:85920c00 r4:85920c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85920c00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8581038c r4:85810000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581038c r4:858b8780 r4:858b8780 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:488:6058 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:85920000 [<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) r5:8581078c r4:85810400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581078c r4:858b8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85920000 r8:858b882c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8800 r8:80287e08 r7:eca25e60 r6:858e0600 r5:85920000 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 r4:858e3b80 INFO: task kworker/0:488:6058 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 84e73000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:489:6060 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/0:489 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca3dd84 r8:00000002 r7:60000113 r6:eca3dd8c r5:85921800 r4:85921800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85921800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85921800 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:ec5e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85810b8c r4:85810800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85810b8c r4:858b8880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85921800 r8:858b88ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8880 r8:80287e08 r7:eca25e60 r6:858e0680 r5:85921800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca3dfb0 to 0xeca3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 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 r4:858e3cc0 INFO: task kworker/0:489:6060 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8505f000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r5:84b04b8c r4:84b04800 [<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) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85810f8c r4:85810c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85810f8c r4:858b8900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85923c00 r8:858b892c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8900 r8:80287e08 r7:eca25e60 r6:858e0700 r5:85923c00 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 r4:858e3dc0 INFO: task kworker/0:490:6062 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:82ac21e4 r5:00001000 r4:e004f000 Exception stack(0xe0179fb0 to 0xe0179ff8) Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:dddced80 r6:83018000 r5:8581138c r4:858b8980 r4:85828b80 Exception stack(0xe0179d28 to 0xe0179d70) r4:00000000 r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:492:6065 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/0:492 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:85924800 r4:85924800 [<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) r5:8581178c r4:85811400 r10:00000000 r9:858b8a00 r8:80287e08 r7:eca25e60 r6:858e0800 r5:85924800 9d20: 85d4b000 e0029000 00000001 80239b98 7f911000 00000001 r5:00001000 r4:e004f000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<804e77f0>] (_vm_unmap_aliases) 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 r9:85925400 r8:858b8aac r7:82804d40 r6:dddced80 r5:dddceda0 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:970:6071 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/1:970 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85926000 r4:85926000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85926000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85926000 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:ec75d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_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 r5:8585578c r4:858e0900 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 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. [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:8581238c r4:85812000 r10:61c88647 r9:85926c00 r8:858b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8b00 r8:80287e08 r7:eca19e60 r6:858e0a00 r5:85926c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca59fb0 to 0xeca59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f62c0 INFO: task kworker/0:494:6073 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 86dd0000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:85922400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6580 r5:8581278c r4:85812400 dfa0: 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 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) r5:8581338c r4:85813000 r10:00000000 r9:858b8c00 r8:80287e08 r7:eca5de60 r6:858e0b00 r5:858a2400 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f6500 INFO: task kworker/0:496:6077 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 87332000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r5:85928000 r4:8291a680 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85812b8c r4:85812800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred r4:00000000 r5:85812f8c r4:85812c00 r10:00000000 r9:858b8d00 r8:80287e08 r7:eca61e60 r6:858e0c00 r5:85928c00 9d20: 87af6000 e0029000 00000001 80239b98 7f911000 00000001 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 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. r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a500 r5:8585638c r4:85856000 r10:00000000 r9:858e0c80 r8:80287e08 r7:ec965e60 r6:858e0d00 r5:85929800 Exception stack(0xe0179d28 to 0xe0179d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 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:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:8592a400 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:8581378c r4:858b8d80 r4:858f6980 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85813b8c r4:858b8e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592b000 r8:858b8e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858b8e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858b8e00 r8:80287e08 r7:eca71e60 r6:858e0e00 r5:8592b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca75fb0 to 0xeca75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 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 r4:858f6a40 INFO: task kworker/0:500:6087 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8804b000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:8592bc00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85813f8c r4:85813c00 r4:858b8e80 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:502:6090 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/0:502 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:8592c800 r4:8592c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8592c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8581438c r4:85814000 r4:858b8f00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 r4:842ee480 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r7:dddced80 r6:83018000 r5:8581478c r4:858b8f80 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 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 88eac000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85930000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f11c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85930000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 r5:85814b8c r4:85814800 r10:61c88647 r9:85930000 r8:858f902c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:505 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:eb653000 r5:8581538c r4:85815000 r4:858f9080 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:842ee480 r4:85932400 r4:00000000 r5:85814f8c r4:85814c00 r4:858f9100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9100 r8:80287e08 r7:eca91e60 r6:858fe100 r5:85932400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca99fb0 to 0xeca99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1180 INFO: task kworker/0:506:6098 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 893e6000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:00001000 r4:eb96d000 r5:85815b8c r4:85815800 r4:00000001 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:508:6102 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/0:508 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:85933000 r4:85933000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85933000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85933000 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:eb827000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581578c r4:85815400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581578c r4:858f9200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85933000 r8:858f922c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xecaa9fb0 to 0xecaa9ff8) task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 INFO: task kworker/0:509:6104 blocked for more than 478 seconds. Call trace: [<81a53104>] (__schedule) from [<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 r5:85933c00 r4:85933c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85933c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 r5:858f1a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85933c00 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:eba5f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581678c r4:85816400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581678c r4:858f9280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85933c00 r8:858f92ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9280 r8:80287e08 r7:ecaa1e60 r6:858fe280 r5:85933c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab1fb0 to 0xecab1ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<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 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 INFO: task kworker/0:510:6106 blocked for more than 478 seconds. Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:85934800 r4:85934800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85934800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:85934800 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: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) r5:85815f8c r4:85815c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85815f8c r4:858f9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85934800 r8:858f932c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9300 r8:80287e08 r7:ecab1e60 r6:858fe300 r5:85934800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab9fb0 to 0xecab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1680 INFO: task kworker/0:510:6106 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b04b8c r4:84b04800 r4:84aec000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85935400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8581638c r4:85816000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581638c r4:858f9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85935400 r8:858f93ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9380 r8:80287e08 r7:ecab1e60 r6:858fe380 r5:85935400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac1fb0 to 0xecac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f17c0 INFO: task kworker/0:511:6108 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 Exception stack(0xe0179fb0 to 0xe0179ff8) INFO: task kworker/0:512:6110 blocked for more than 479 seconds. r4:85936000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85816f8c r4:85816c00 r7:dddced80 r6:83018000 r5:85816f8c r4:858f9400 r10:00000000 r9:858f9400 r8:80287e08 r7:ecab1e60 r6:858fe400 r5:85936000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1900 INFO: task kworker/0:512:6110 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8a769000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:513:6112 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:8592e000 r4:8592e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8592e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8592e000 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:ebab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85816b8c r4:85816800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85816b8c r4:858f9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8592e000 r8:858f94ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9480 r8:80287e08 r7:ecac9e60 r6:858fe480 r5:8592e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecad1fb0 to 0xecad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:858f1c40 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [<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) [<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 [<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) r5:85817b8c r4:85817800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:858f9500 Exception stack(0xecad9fb0 to 0xecad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1b00 INFO: task kworker/0:514:6114 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8abdd000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:515:6115 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/0:515 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:85938000 r4:85938000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85938000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_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) r7:dddced80 r6:83018000 r5:8581738c r4:858f9580 r10:00000000 r9:858f9580 r8:80287e08 r7:ecad9e60 r6:858fe580 r5:85938000 task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 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 r4:85939800 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec867000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8581778c r4:85817400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581778c r4:858f9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85939800 r8:858f962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9600 r8:80287e08 r7:ecad9e60 r6:858fe600 r5:85939800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae9fb0 to 0xecae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f66c0 INFO: task kworker/0:516:6120 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 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. r5:8593a400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f180 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85817f8c r4:85817c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85817f8c r4:858f9680 r10:61c88647 r9:8593a400 r8:858f96ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:858f1fc0 INFO: task kworker/0:517:6121 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8b199000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:518:6123 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/0:518 state:D stack:0 pid:6123 tgid:6123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:85938c00 r4:85938c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85938c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.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 [<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) r5:8581838c r4:85818000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8581838c r4:858f9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:858f9700 r10:00000000 r9:858f9700 r8:80287e08 r7:ec9e9e60 r6:858fe700 r5:85938c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 Exception stack(0xe0179d28 to 0xe0179d70) 9d60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:6125 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/0:519 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:8593b000 r4:8593b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8593b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f6c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8593b000 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:ebb5d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+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 r9:8593b000 r8:858f982c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8b96d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:520:6126 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/0:520 state:D stack:0 pid:6126 tgid:6126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<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 r5:8593c800 r5:8593c800 r4:8291a680 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 r5:8590f5c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8593c800 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:ebb19000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 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 r4:858f9780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8593c800 r8:858f97ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:858f9780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858f9780 r8:80287e08 r7:ecaf1e60 r6:858fe800 r5:8593c800 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 r4:8590f200 INFO: task kworker/0:520:6126 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 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:e004f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b04b8c r4:84b04800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84aec000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0179fb0 to 0xe0179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842ee480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:972:6132 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/1:972 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:8593d400 r4:8593d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8593d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591ae00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8593d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 r5:00001000 r4:ec5a1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585678c r4:85856400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585678c r4:858fe880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8593d400 r8:858fe8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:858fe880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:858fe880 r8:80287e08 r7:ec965e60 r6:858fe900 r5:8593d400 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 r4:8591a480 INFO: task kworker/1:972:6132 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 r4:e0179dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r5:00001000 r4:e004f000 r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 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) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590fb80 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85819b8c r4:858f9880 r10:00000000 r9:858f9880 r8:80287e08 r7:ecaf1e60 r6:858fe980 r5:8593e000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8590f4c0 INFO: task kworker/0:521:6133 is blocked on a mutex likely owned by task kworker/1:224:3693. task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0179d28 to 0xe0179d70) 9d20: 8c418000 e0029000 00000001 80239b98 7f911000 00000001 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 9d60: 80230ad0 80239bb0 800f0013 ffffffff